Q: Is 851,129 a Prime Number?
A: No, 851,129 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 851129 can be evenly divided by 1 409 2,081 and 851,129, with no remainder.
Since 851,129 cannot be divided by just 1 and 851,129, it is not a prime number.