1012553604 has 36 divisors (see below), whose sum is σ = 2561628160. Its totient is φ = 337238640.

The previous prime is 1012553599. The next prime is 1012553657. The reversal of 1012553604 is 4063552101.

1012553604 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 5 + 53 + 604 = 666.

1012553604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35049 + ... + 57039.

Almost surely, 2^1012553604 is an apocalyptic number.

It is an amenable number.

1012553604 is an abundant number, since it is smaller than the sum of its proper divisors (1549074556).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012553604 is a wasteful number, since it uses less digits than its factorization.

1012553604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23280 (or 23275 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1012553604 is about 31820.6474478443. The cubic root of 1012553604 is about 1004.1671454445.

The spelling of 1012553604 in words is "one billion, twelve million, five hundred fifty-three thousand, six hundred four".