Q: Is 1,311,559 a Composite Number?
A: No, 1,311,559 is not a composite number; it is a prime number.
The number 1,311,559 can be evenly divided by 1 and 1,311,559, with no remainder.
Since 1,311,559 can be divided by just 1 and 1,311,559, it is not a composite number.