Q: Is 2,154,539 a Composite Number?
A: No, 2,154,539 is not a composite number; it is a prime number.
The number 2,154,539 can be evenly divided by 1 and 2,154,539, with no remainder.
Since 2,154,539 can be divided by just 1 and 2,154,539, it is not a composite number.