Q: Is 166,637 a Prime Number?
A: No, 166,637 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 166637 can be evenly divided by 1 71 2,347 and 166,637, with no remainder.
Since 166,637 cannot be divided by just 1 and 166,637, it is not a prime number.