1087633004 has 36 divisors (see below), whose sum is σ = 2026111584. Its totient is φ = 510763776.

The previous prime is 1087633003. The next prime is 1087633031. The reversal of 1087633004 is 4003367801.

It is not an unprimeable number, because it can be changed into a prime (1087633003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 985517 + ... + 986619.

Almost surely, 2^1087633004 is an apocalyptic number.

It is an amenable number.

1087633004 is a deficient number, since it is larger than the sum of its proper divisors (938478580).

1087633004 is a wasteful number, since it uses less digits than its factorization.

1087633004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994 (or 1975 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 1087633004 is about 32979.2814354710. The cubic root of 1087633004 is about 1028.3969798687.

The spelling of 1087633004 in words is "one billion, eighty-seven million, six hundred thirty-three thousand, four".