113028320 has 24 divisors (see below), whose sum is σ = 267029784. Its totient is φ = 45211264.

The previous prime is 113028301. The next prime is 113028323. The reversal of 113028320 is 23820311.

It is a super-2 number, since 2×113028320² = 25550802244044800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 113028292 and 113028301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113028323) 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, 353054 + ... + 353373.

It is an arithmetic number, because the mean of its divisors is an integer number (11126241).

Almost surely, 2^113028320 is an apocalyptic number.

113028320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113028320 is an abundant number, since it is smaller than the sum of its proper divisors (154001464).

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

113028320 is an equidigital number, since it uses as much as digits as its factorization.

113028320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706442 (or 706434 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 113028320 is about 10631.4777900346. The cubic root of 113028320 is about 483.4991974013.

Adding to 113028320 its reverse (23820311), we get a palindrome (136848631).

The spelling of 113028320 in words is "one hundred thirteen million, twenty-eight thousand, three hundred twenty".