Q: Is 125,591 a Prime Number?
A: Yes, 125,591 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 125591 can be evenly divided by 1 and 125,591, with no remainder.
Since 125,591 can be divided by just 1 and 125,591, it is a prime number.