Q: Is 167,661 a Prime Number?
A: No, 167,661 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 167661 can be evenly divided by 1 3 9 13 39 117 1,433 4,299 12,897 18,629 55,887 and 167,661, with no remainder.
Since 167,661 cannot be divided by just 1 and 167,661, it is not a prime number.