Q: Is 1,363,664 a Prime Number?
A: No, 1,363,664 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 1363664 can be evenly divided by 1 2 4 8 16 85,229 170,458 340,916 681,832 and 1,363,664, with no remainder.
Since 1,363,664 cannot be divided by just 1 and 1,363,664, it is not a prime number.