Q: Is 5,399,939 a Composite Number?
A: No, 5,399,939 is not a composite number; it is a prime number.
The number 5,399,939 can be evenly divided by 1 and 5,399,939, with no remainder.
Since 5,399,939 can be divided by just 1 and 5,399,939, it is not a composite number.