It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 120 169 is not a prime number.
For example, 120 169 can be divided by 7: 120 169 / 7 = 17 167.
For 120 169 to be a prime number, it would have been required that 120 169 has only two divisors, i.e., itself and 1.
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120 169 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 120 169 is about 346.654.
Thus, the square root of 120 169 is not an integer, and therefore 120 169 is not a square number.
The square of a number (here 120 169) is the result of the product of this number (120 169) by itself (i.e., 120 169 × 120 169); the square of 120 169 is sometimes called "raising 120 169 to the power 2", or "120 169 squared".
The square of 120 169 is 14 440 588 561 because 120 169 × 120 169 = 120 1692 = 14 440 588 561.
As a consequence, 120 169 is the square root of 14 440 588 561.
The multiples of 120 169 are all integers evenly divisible by 120 169, that is all numbers such that the remainder of the division by 120 169 is zero. There are infinitely many multiples of 120 169. The smallest multiples of 120 169 are: