Q: Is 561,171 a Prime Number?
A: No, 561,171 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 561171 can be evenly divided by 1 3 13 39 14,389 43,167 187,057 and 561,171, with no remainder.
Since 561,171 cannot be divided by just 1 and 561,171, it is not a prime number.