It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 18 088 012 is not a prime number.
For example, 18 088 012 can be divided by 2: 18 088 012 / 2 = 9 044 006.
For 18 088 012 to be a prime number, it would have been required that 18 088 012 has only two divisors, i.e., itself and 1.
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18 088 012 is an even number, because it is evenly divisible by 2: 18 088 012 / 2 = 9 044 006.
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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 18 088 012 is about 4 253.000.
Thus, the square root of 18 088 012 is not an integer, and therefore 18 088 012 is not a square number.
The square of a number (here 18 088 012) is the result of the product of this number (18 088 012) by itself (i.e., 18 088 012 × 18 088 012); the square of 18 088 012 is sometimes called "raising 18 088 012 to the power 2", or "18 088 012 squared".
The square of 18 088 012 is 327 176 178 112 144 because 18 088 012 × 18 088 012 = 18 088 0122 = 327 176 178 112 144.
As a consequence, 18 088 012 is the square root of 327 176 178 112 144.
18 088 012 is a number with 8 digits.
The multiples of 18 088 012 are all integers evenly divisible by 18 088 012, that is all numbers such that the remainder of the division by 18 088 012 is zero. There are infinitely many multiples of 18 088 012. The smallest multiples of 18 088 012 are: