It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 509 264 927 is not a prime number.
For example, 509 264 927 can be divided by 101: 509 264 927 / 101 = 5 042 227.
For 509 264 927 to be a prime number, it would have been required that 509 264 927 has only two divisors, i.e., itself and 1.
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509 264 927 is an odd number, because it is not evenly divisible by 2.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 509 264 927 is about 22 566.899.
Thus, the square root of 509 264 927 is not an integer, and therefore 509 264 927 is not a square number.
The square of a number (here 509 264 927) is the result of the product of this number (509 264 927) by itself (i.e., 509 264 927 × 509 264 927); the square of 509 264 927 is sometimes called "raising 509 264 927 to the power 2", or "509 264 927 squared".
The square of 509 264 927 is 259 350 765 872 315 328 because 509 264 927 × 509 264 927 = 509 264 9272 = 259 350 765 872 315 328.
As a consequence, 509 264 927 is the square root of 259 350 765 872 315 328.
509 264 927 is a number with 9 digits.
The multiples of 509 264 927 are all integers evenly divisible by 509 264 927, that is all numbers such that the remainder of the division by 509 264 927 is zero. There are infinitely many multiples of 509 264 927. The smallest multiples of 509 264 927 are: