Q: Is 121,977 a Prime Number?
A: No, 121,977 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 121977 can be evenly divided by 1 3 9 13,553 40,659 and 121,977, with no remainder.
Since 121,977 cannot be divided by just 1 and 121,977, it is not a prime number.