113321089 has 32 divisors (see below), whose sum is σ = 140378112. Its totient is φ = 89424000.

The previous prime is 113321081. The next prime is 113321101. The reversal of 113321089 is 980123311.

It is a cyclic number.

It is not a de Polignac number, because 113321089 - 2³ = 113321081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113321081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 418024 + ... + 418294.

It is an arithmetic number, because the mean of its divisors is an integer number (4386816).

Almost surely, 2^113321089 is an apocalyptic number.

It is an amenable number.

113321089 is a deficient number, since it is larger than the sum of its proper divisors (27057023).

113321089 is a wasteful number, since it uses less digits than its factorization.

113321089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 113321089 is about 10645.2378554920. The cubic root of 113321089 is about 483.9162950321.

It can be divided in two parts, 11332 and 1089, that added together give a palindrome (12421).

The spelling of 113321089 in words is "one hundred thirteen million, three hundred twenty-one thousand, eighty-nine".