113611128 has 16 divisors (see below), whose sum is σ = 284027880. Its totient is φ = 37870368.

The previous prime is 113611111. The next prime is 113611139. The reversal of 113611128 is 821116311.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 4733797 = 113611128 / (1 + 1 + 3 + 6 + 1 + 1 + 1 + 2 + 8).

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 113611098 and 113611107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2366875 + ... + 2366922.

Almost surely, 2^113611128 is an apocalyptic number.

It is an amenable number.

113611128 is an abundant number, since it is smaller than the sum of its proper divisors (170416752).

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

113611128 is a wasteful number, since it uses less digits than its factorization.

113611128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4733806 (or 4733802 counting only the distinct ones).

The product of its digits is 288, while the sum is 24.

The square root of 113611128 is about 10658.8520957934. The cubic root of 113611128 is about 484.3287955539.

Adding to 113611128 its reverse (821116311), we get a palindrome (934727439).

The spelling of 113611128 in words is "one hundred thirteen million, six hundred eleven thousand, one hundred twenty-eight".