Q: Is 1,642,137 a Prime Number?
A: No, 1,642,137 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 1642137 can be evenly divided by 1 3 7 21 49 147 11,171 33,513 78,197 234,591 547,379 and 1,642,137, with no remainder.
Since 1,642,137 cannot be divided by just 1 and 1,642,137, it is not a prime number.