1087551804 has 24 divisors (see below), whose sum is σ = 2606206288. Its totient is φ = 352719360.

The previous prime is 1087551797. The next prime is 1087551853. The reversal of 1087551804 is 4081557801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1224277 + ... + 1225164.

Almost surely, 2^1087551804 is an apocalyptic number.

It is an amenable number.

1087551804 is an abundant number, since it is smaller than the sum of its proper divisors (1518654484).

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

1087551804 is a wasteful number, since it uses less digits than its factorization.

1087551804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449485 (or 2449483 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 39.

The square root of 1087551804 is about 32978.0503365496. The cubic root of 1087551804 is about 1028.3713867036.

The spelling of 1087551804 in words is "one billion, eighty-seven million, five hundred fifty-one thousand, eight hundred four".