113321592 has 144 divisors (see below), whose sum is σ = 340104960. Its totient is φ = 35271936.

The previous prime is 113321587. The next prime is 113321603. The reversal of 113321592 is 295123311.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 892233 + ... + 892359.

It is an arithmetic number, because the mean of its divisors is an integer number (2361840).

Almost surely, 2^113321592 is an apocalyptic number.

113321592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113321592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170052480).

113321592 is an abundant number, since it is smaller than the sum of its proper divisors (226783368).

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

113321592 is an equidigital number, since it uses as much as digits as its factorization.

113321592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 149 counting only the distinct ones).

The product of its digits is 1620, while the sum is 27.

The square root of 113321592 is about 10645.2614810534. The cubic root of 113321592 is about 483.9170110199.

The spelling of 113321592 in words is "one hundred thirteen million, three hundred twenty-one thousand, five hundred ninety-two".