Q: Is 123,987 a Prime Number?
A: No, 123,987 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 123987 can be evenly divided by 1 3 37 111 1,117 3,351 41,329 and 123,987, with no remainder.
Since 123,987 cannot be divided by just 1 and 123,987, it is not a prime number.