Q: Is 609,003 a Prime Number?
A: No, 609,003 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 609003 can be evenly divided by 1 3 9 157 431 471 1,293 1,413 3,879 67,667 203,001 and 609,003, with no remainder.
Since 609,003 cannot be divided by just 1 and 609,003, it is not a prime number.