113421441939 has 32 divisors (see below), whose sum is σ = 165669235200. Its totient is φ = 68595198720.

The previous prime is 113421441929. The next prime is 113421441997. The reversal of 113421441939 is 939144124311.

It is a happy number.

It is not a de Polignac number, because 113421441939 - 2¹⁶ = 113421376403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113421441939.

It is not an unprimeable number, because it can be changed into a prime (113421441929) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15001042 + ... + 15008600.

It is an arithmetic number, because the mean of its divisors is an integer number (5177163600).

Almost surely, 2^113421441939 is an apocalyptic number.

113421441939 is a deficient number, since it is larger than the sum of its proper divisors (52247793261).

113421441939 is a wasteful number, since it uses less digits than its factorization.

113421441939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14155.

The product of its digits is 93312, while the sum is 42.

The spelling of 113421441939 in words is "one hundred thirteen billion, four hundred twenty-one million, four hundred forty-one thousand, nine hundred thirty-nine".