Q: Is 162,121 a Prime Number?
A: No, 162,121 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 162121 can be evenly divided by 1 223 727 and 162,121, with no remainder.
Since 162,121 cannot be divided by just 1 and 162,121, it is not a prime number.