113438131159 has 4 divisors (see below), whose sum is σ = 113451537304. Its totient is φ = 113424725016.

The previous prime is 113438131129. The next prime is 113438131181. The reversal of 113438131159 is 951131834311.

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

It is a cyclic number.

It is not a de Polignac number, because 113438131159 - 2¹⁷ = 113438000087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113438131129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6690372 + ... + 6707305.

It is an arithmetic number, because the mean of its divisors is an integer number (28362884326).

Almost surely, 2^113438131159 is an apocalyptic number.

113438131159 is a deficient number, since it is larger than the sum of its proper divisors (13406145).

113438131159 is an equidigital number, since it uses as much as digits as its factorization.

113438131159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13406144.

The product of its digits is 38880, while the sum is 40.

The spelling of 113438131159 in words is "one hundred thirteen billion, four hundred thirty-eight million, one hundred thirty-one thousand, one hundred fifty-nine".