113908319078 has 4 divisors (see below), whose sum is σ = 170862478620. Its totient is φ = 56954159538.

The previous prime is 113908319071. The next prime is 113908319123. The reversal of 113908319078 is 870913809311.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113908319071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28477079768 + ... + 28477079771.

It is an arithmetic number, because the mean of its divisors is an integer number (42715619655).

Almost surely, 2^113908319078 is an apocalyptic number.

113908319078 is a deficient number, since it is larger than the sum of its proper divisors (56954159542).

113908319078 is an equidigital number, since it uses as much as digits as its factorization.

113908319078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56954159541.

The product of its (nonzero) digits is 326592, while the sum is 50.

The spelling of 113908319078 in words is "one hundred thirteen billion, nine hundred eight million, three hundred nineteen thousand, seventy-eight".