Q: Is 1,247,821 a Prime Number?
A: No, 1,247,821 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 1247821 can be evenly divided by 1 229 5,449 and 1,247,821, with no remainder.
Since 1,247,821 cannot be divided by just 1 and 1,247,821, it is not a prime number.