Q: Is 167,409 a Prime Number?
A: No, 167,409 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 167409 can be evenly divided by 1 3 9 11 19 33 57 89 99 171 209 267 627 801 979 1,691 1,881 2,937 5,073 8,811 15,219 18,601 55,803 and 167,409, with no remainder.
Since 167,409 cannot be divided by just 1 and 167,409, it is not a prime number.