12603328 has 14 divisors (see below), whose sum is σ = 25009856. Its totient is φ = 6301632.

The previous prime is 12603319. The next prime is 12603337. The reversal of 12603328 is 82330621.

It is an interprime number because it is at equal distance from previous prime (12603319) and next prime (12603337).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98400 + ... + 98527.

Almost surely, 2^12603328 is an apocalyptic number.

It is an amenable number.

12603328 is a deficient number, since it is larger than the sum of its proper divisors (12406528).

12603328 is an equidigital number, since it uses as much as digits as its factorization.

12603328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196939 (or 196929 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 12603328 is about 3550.1166178029. The cubic root of 12603328 is about 232.7171624988.

Adding to 12603328 its reverse (82330621), we get a palindrome (94933949).

The spelling of 12603328 in words is "twelve million, six hundred three thousand, three hundred twenty-eight".