Q: Is 391,967 a Prime Number?
A: Yes, 391,967 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 391967 can be evenly divided by 1 and 391,967, with no remainder.
Since 391,967 can be divided by just 1 and 391,967, it is a prime number.