Q: Is 1,055,538 a Prime Number?
A: No, 1,055,538 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 1055538 can be evenly divided by 1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 594 1,777 3,554 5,331 10,662 15,993 19,547 31,986 39,094 47,979 58,641 95,958 117,282 175,923 351,846 527,769 and 1,055,538, with no remainder.
Since 1,055,538 cannot be divided by just 1 and 1,055,538, it is not a prime number.