113840559 has 80 divisors (see below), whose sum is σ = 204906240. Its totient is φ = 61637760.

The previous prime is 113840557. The next prime is 113840563. The reversal of 113840559 is 955048311.

It is not a de Polignac number, because 113840559 - 2¹ = 113840557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113840557) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1371532 + ... + 1371614.

It is an arithmetic number, because the mean of its divisors is an integer number (2561328).

Almost surely, 2^113840559 is an apocalyptic number.

113840559 is a deficient number, since it is larger than the sum of its proper divisors (91065681).

113840559 is an equidigital number, since it uses as much as digits as its factorization.

113840559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 113840559 is about 10669.6091306102. The cubic root of 113840559 is about 484.6546008557.

The spelling of 113840559 in words is "one hundred thirteen million, eight hundred forty thousand, five hundred fifty-nine".