Q: Is 1,399,129 a Composite Number?
A: No, 1,399,129 is not a composite number; it is a prime number.
The number 1,399,129 can be evenly divided by 1 and 1,399,129, with no remainder.
Since 1,399,129 can be divided by just 1 and 1,399,129, it is not a composite number.