12603532 has 12 divisors (see below), whose sum is σ = 22652560. Its totient is φ = 6131376.

The previous prime is 12603529. The next prime is 12603533. The reversal of 12603532 is 23530621.

It is not an unprimeable number, because it can be changed into a prime (12603533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42432 + ... + 42727.

Almost surely, 2^12603532 is an apocalyptic number.

It is an amenable number.

12603532 is a deficient number, since it is larger than the sum of its proper divisors (10049028).

12603532 is a wasteful number, since it uses less digits than its factorization.

12603532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85200 (or 85198 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 12603532 is about 3550.1453491371. The cubic root of 12603532 is about 232.7184180942.

The spelling of 12603532 in words is "twelve million, six hundred three thousand, five hundred thirty-two".