Q: Is 1,538,191 a Composite Number?
A: No, 1,538,191 is not a composite number; it is a prime number.
The number 1,538,191 can be evenly divided by 1 and 1,538,191, with no remainder.
Since 1,538,191 can be divided by just 1 and 1,538,191, it is not a composite number.