1087953816 has 16 divisors (see below), whose sum is σ = 2719884600. Its totient is φ = 362651264.

The previous prime is 1087953799. The next prime is 1087953847. The reversal of 1087953816 is 6183597801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22665681 + ... + 22665728.

Almost surely, 2^1087953816 is an apocalyptic number.

It is an amenable number.

1087953816 is an abundant number, since it is smaller than the sum of its proper divisors (1631930784).

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

1087953816 is a wasteful number, since it uses less digits than its factorization.

1087953816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45331418 (or 45331414 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 1087953816 is about 32984.1449184301. The cubic root of 1087953816 is about 1028.4980831077.

The spelling of 1087953816 in words is "one billion, eighty-seven million, nine hundred fifty-three thousand, eight hundred sixteen".