Q: Is 1,375,724 a Prime Number?
A: No, 1,375,724 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1375724 can be evenly divided by 1 2 4 7 14 28 49 98 196 7,019 14,038 28,076 49,133 98,266 196,532 343,931 687,862 and 1,375,724, with no remainder.
Since 1,375,724 cannot be divided by just 1 and 1,375,724, it is not a prime number.