It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 118 102 is not a prime number.
For example, 118 102 can be divided by 2: 118 102 / 2 = 59 051.
For 118 102 to be a prime number, it would have been required that 118 102 has only two divisors, i.e., itself and 1.
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118 102 is an even number, because it is evenly divisible by 2: 118 102 / 2 = 59 051.
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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 118 102 is about 343.660.
Thus, the square root of 118 102 is not an integer, and therefore 118 102 is not a square number.
The square of a number (here 118 102) is the result of the product of this number (118 102) by itself (i.e., 118 102 × 118 102); the square of 118 102 is sometimes called "raising 118 102 to the power 2", or "118 102 squared".
The square of 118 102 is 13 948 082 404 because 118 102 × 118 102 = 118 1022 = 13 948 082 404.
As a consequence, 118 102 is the square root of 13 948 082 404.
The multiples of 118 102 are all integers evenly divisible by 118 102, that is all numbers such that the remainder of the division by 118 102 is zero. There are infinitely many multiples of 118 102. The smallest multiples of 118 102 are: