113819553 has 8 divisors (see below), whose sum is σ = 168621600. Its totient is φ = 75879684.

The previous prime is 113819551. The next prime is 113819561. The reversal of 113819553 is 355918311.

It is not a de Polignac number, because 113819553 - 2¹ = 113819551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113819551) 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, 2107743 + ... + 2107796.

It is an arithmetic number, because the mean of its divisors is an integer number (21077700).

Almost surely, 2^113819553 is an apocalyptic number.

It is an amenable number.

113819553 is a deficient number, since it is larger than the sum of its proper divisors (54802047).

113819553 is an equidigital number, since it uses as much as digits as its factorization.

113819553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4215548 (or 4215542 counting only the distinct ones).

The product of its digits is 16200, while the sum is 36.

The square root of 113819553 is about 10668.6247004944. The cubic root of 113819553 is about 484.6247893343.

The spelling of 113819553 in words is "one hundred thirteen million, eight hundred nineteen thousand, five hundred fifty-three".