Q: Is 1,263,643 a Composite Number?
A: Yes, 1,263,643 is a composite number.
The number 1,263,643 can be evenly divided by 1 23 54,941 and 1,263,643, with no remainder.
Since 1,263,643 cannot be divided by just 1 and 1,263,643, it is a composite number.