1134678872 has 32 divisors (see below), whose sum is σ = 2350620000. Its totient is φ = 510749184.

The previous prime is 1134678863. The next prime is 1134678877. The reversal of 1134678872 is 2788764311.

It is a happy number.

It is a super-2 number, since 2×1134678872² = 2574992285126384768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134678877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178247 + ... + 184502.

It is an arithmetic number, because the mean of its divisors is an integer number (73456875).

Almost surely, 2^1134678872 is an apocalyptic number.

It is an amenable number.

1134678872 is an abundant number, since it is smaller than the sum of its proper divisors (1215941128).

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

1134678872 is a wasteful number, since it uses less digits than its factorization.

1134678872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362795 (or 362791 counting only the distinct ones).

The product of its digits is 451584, while the sum is 47.

The square root of 1134678872 is about 33684.9947602786. The cubic root of 1134678872 is about 1043.0160451786.

The spelling of 1134678872 in words is "one billion, one hundred thirty-four million, six hundred seventy-eight thousand, eight hundred seventy-two".