1158842112 has 36 divisors (see below), whose sum is σ = 3084212040. Its totient is φ = 386280448.

The previous prime is 1158842089. The next prime is 1158842119. The reversal of 1158842112 is 2112488511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158842119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753687 + ... + 755222.

Almost surely, 2^1158842112 is an apocalyptic number.

1158842112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1158842112 is an abundant number, since it is smaller than the sum of its proper divisors (1925369928).

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

1158842112 is an equidigital number, since it uses as much as digits as its factorization.

1158842112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508928 (or 1508914 counting only the distinct ones).

The product of its digits is 5120, while the sum is 33.

The square root of 1158842112 is about 34041.7701067380. The cubic root of 1158842112 is about 1050.3678565977.

The spelling of 1158842112 in words is "one billion, one hundred fifty-eight million, eight hundred forty-two thousand, one hundred twelve".