Q: Is 1,247,571 a Prime Number?
A: No, 1,247,571 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 1247571 can be evenly divided by 1 3 9 13 39 117 10,663 31,989 95,967 138,619 415,857 and 1,247,571, with no remainder.
Since 1,247,571 cannot be divided by just 1 and 1,247,571, it is not a prime number.