1136404920 has 64 divisors (see below), whose sum is σ = 3896248320. Its totient is φ = 259749504.

The previous prime is 1136404909. The next prime is 1136404921. The reversal of 1136404920 is 294046311.

It is a super-2 number, since 2×1136404920² = 2582832284400412800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1136404921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 675592 + ... + 677271.

It is an arithmetic number, because the mean of its divisors is an integer number (60878880).

Almost surely, 2^1136404920 is an apocalyptic number.

1136404920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1136404920 is an abundant number, since it is smaller than the sum of its proper divisors (2759843400).

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

1136404920 is a wasteful number, since it uses less digits than its factorization.

1136404920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352884 (or 1352880 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1136404920 is about 33710.6054528838. The cubic root of 1136404920 is about 1043.5446480921.

The spelling of 1136404920 in words is "one billion, one hundred thirty-six million, four hundred four thousand, nine hundred twenty".