113428757 has 8 divisors (see below), whose sum is σ = 123364920. Its totient is φ = 103665600.

The previous prime is 113428751. The next prime is 113428769. The reversal of 113428757 is 757824311.

It can be written as a sum of positive squares in 4 ways, for example, as 4977361 + 108451396 = 2231^2 + 10414^2 .

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 113428757 - 2⁸ = 113428501 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113428757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113428751) 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, 41882 + ... + 44507.

It is an arithmetic number, because the mean of its divisors is an integer number (15420615).

Almost surely, 2^113428757 is an apocalyptic number.

It is an amenable number.

113428757 is a deficient number, since it is larger than the sum of its proper divisors (9936163).

113428757 is a wasteful number, since it uses less digits than its factorization.

113428757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86503.

The product of its digits is 47040, while the sum is 38.

The square root of 113428757 is about 10650.2937518174. The cubic root of 113428757 is about 484.0695051356.

The spelling of 113428757 in words is "one hundred thirteen million, four hundred twenty-eight thousand, seven hundred fifty-seven".