1158879932 has 24 divisors (see below), whose sum is σ = 2418533376. Its totient is φ = 475068528.

The previous prime is 1158879889. The next prime is 1158879941. The reversal of 1158879932 is 2399788511.

It is a happy number.

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, 899108 + ... + 900395.

It is an arithmetic number, because the mean of its divisors is an integer number (100772224).

Almost surely, 2^1158879932 is an apocalyptic number.

It is an amenable number.

1158879932 is an abundant number, since it is smaller than the sum of its proper divisors (1259653444).

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

1158879932 is a wasteful number, since it uses less digits than its factorization.

1158879932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799537 (or 1799535 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 53.

The square root of 1158879932 is about 34042.3255962339. The cubic root of 1158879932 is about 1050.3792830839.

The spelling of 1158879932 in words is "one billion, one hundred fifty-eight million, eight hundred seventy-nine thousand, nine hundred thirty-two".