Q: Is 1,661,063 a Composite Number?
A: No, 1,661,063 is not a composite number; it is a prime number.
The number 1,661,063 can be evenly divided by 1 and 1,661,063, with no remainder.
Since 1,661,063 can be divided by just 1 and 1,661,063, it is not a composite number.