12535564 has 6 divisors (see below), whose sum is σ = 21937244. Its totient is φ = 6267780.

The previous prime is 12535559. The next prime is 12535577. The reversal of 12535564 is 46553521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1566942 + ... + 1566949.

Almost surely, 2^12535564 is an apocalyptic number.

It is an amenable number.

12535564 is a deficient number, since it is larger than the sum of its proper divisors (9401680).

12535564 is a wasteful number, since it uses less digits than its factorization.

12535564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133895 (or 3133893 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 12535564 is about 3540.5598427367. The cubic root of 12535564 is about 232.2993312286.

The spelling of 12535564 in words is "twelve million, five hundred thirty-five thousand, five hundred sixty-four".