It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 116 609 is not a prime number.
For example, 116 609 can be divided by 29: 116 609 / 29 = 4 021.
For 116 609 to be a prime number, it would have been required that 116 609 has only two divisors, i.e., itself and 1.
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116 609 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 116 609 is about 341.481.
Thus, the square root of 116 609 is not an integer, and therefore 116 609 is not a square number.
The square of a number (here 116 609) is the result of the product of this number (116 609) by itself (i.e., 116 609 × 116 609); the square of 116 609 is sometimes called "raising 116 609 to the power 2", or "116 609 squared".
The square of 116 609 is 13 597 658 881 because 116 609 × 116 609 = 116 6092 = 13 597 658 881.
As a consequence, 116 609 is the square root of 13 597 658 881.
The multiples of 116 609 are all integers evenly divisible by 116 609, that is all numbers such that the remainder of the division by 116 609 is zero. There are infinitely many multiples of 116 609. The smallest multiples of 116 609 are: