Q: Is 1,003,643 a Composite Number?
A: Yes, 1,003,643 is a composite number.
The number 1,003,643 can be evenly divided by 1 983 1,021 and 1,003,643, with no remainder.
Since 1,003,643 cannot be divided by just 1 and 1,003,643, it is a composite number.