It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 118 013 is not a prime number.
For example, 118 013 can be divided by 7: 118 013 / 7 = 16 859.
For 118 013 to be a prime number, it would have been required that 118 013 has only two divisors, i.e., itself and 1.
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118 013 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 118 013 is about 343.530.
Thus, the square root of 118 013 is not an integer, and therefore 118 013 is not a square number.
The square of a number (here 118 013) is the result of the product of this number (118 013) by itself (i.e., 118 013 × 118 013); the square of 118 013 is sometimes called "raising 118 013 to the power 2", or "118 013 squared".
The square of 118 013 is 13 927 068 169 because 118 013 × 118 013 = 118 0132 = 13 927 068 169.
As a consequence, 118 013 is the square root of 13 927 068 169.
The multiples of 118 013 are all integers evenly divisible by 118 013, that is all numbers such that the remainder of the division by 118 013 is zero. There are infinitely many multiples of 118 013. The smallest multiples of 118 013 are: