113028380557 has 8 divisors (see below), whose sum is σ = 113244865016. Its totient is φ = 112811968512.

The previous prime is 113028380551. The next prime is 113028380627. The reversal of 113028380557 is 755083820311.

It can be written as a sum of positive squares in 4 ways, for example, as 34348691556 + 78679689001 = 185334^2 + 280499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113028380557 - 2⁷ = 113028380429 is a prime.

It is a super-2 number, since 2×113028380557² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113028380551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3905143 + ... + 3933979.

It is an arithmetic number, because the mean of its divisors is an integer number (14155608127).

Almost surely, 2^113028380557 is an apocalyptic number.

It is an amenable number.

113028380557 is a deficient number, since it is larger than the sum of its proper divisors (216484459).

113028380557 is an equidigital number, since it uses as much as digits as its factorization.

113028380557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36207.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 113028380557 in words is "one hundred thirteen billion, twenty-eight million, three hundred eighty thousand, five hundred fifty-seven".