Q: Is 2,146,561 a Composite Number?
A: No, 2,146,561 is not a composite number; it is a prime number.
The number 2,146,561 can be evenly divided by 1 and 2,146,561, with no remainder.
Since 2,146,561 can be divided by just 1 and 2,146,561, it is not a composite number.