Q: Is 2,172,377 a Prime Number?
A: No, 2,172,377 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 2172377 can be evenly divided by 1 1,009 2,153 and 2,172,377, with no remainder.
Since 2,172,377 cannot be divided by just 1 and 2,172,377, it is not a prime number.