Q: Is 125,587 a Prime Number?
A: No, 125,587 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 125587 can be evenly divided by 1 7 11 49 77 233 539 1,631 2,563 11,417 17,941 and 125,587, with no remainder.
Since 125,587 cannot be divided by just 1 and 125,587, it is not a prime number.