Q: Is 121,719 a Prime Number?
A: No, 121,719 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 121719 can be evenly divided by 1 3 13 39 3,121 9,363 40,573 and 121,719, with no remainder.
Since 121,719 cannot be divided by just 1 and 121,719, it is not a prime number.