Q: Is 1,408,005 a Prime Number?
A: No, 1,408,005 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 1408005 can be evenly divided by 1 3 5 9 15 45 67 201 335 467 603 1,005 1,401 2,335 3,015 4,203 7,005 21,015 31,289 93,867 156,445 281,601 469,335 and 1,408,005, with no remainder.
Since 1,408,005 cannot be divided by just 1 and 1,408,005, it is not a prime number.