It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 137 498 is not a prime number.
For example, 137 498 can be divided by 2: 137 498 / 2 = 68 749.
For 137 498 to be a prime number, it would have been required that 137 498 has only two divisors, i.e., itself and 1.
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137 498 is an even number, because it is evenly divisible by 2: 137 498 / 2 = 68 749.
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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 137 498 is about 370.807.
Thus, the square root of 137 498 is not an integer, and therefore 137 498 is not a square number.
The square of a number (here 137 498) is the result of the product of this number (137 498) by itself (i.e., 137 498 × 137 498); the square of 137 498 is sometimes called "raising 137 498 to the power 2", or "137 498 squared".
The square of 137 498 is 18 905 700 004 because 137 498 × 137 498 = 137 4982 = 18 905 700 004.
As a consequence, 137 498 is the square root of 18 905 700 004.
The multiples of 137 498 are all integers evenly divisible by 137 498, that is all numbers such that the remainder of the division by 137 498 is zero. There are infinitely many multiples of 137 498. The smallest multiples of 137 498 are: