Q: Is 125,909 a Prime Number?
A: No, 125,909 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 125909 can be evenly divided by 1 7 17,987 and 125,909, with no remainder.
Since 125,909 cannot be divided by just 1 and 125,909, it is not a prime number.