113215055423 has 4 divisors (see below), whose sum is σ = 113216042808. Its totient is φ = 113214068040.

The previous prime is 113215055417. The next prime is 113215055467. The reversal of 113215055423 is 324550512311.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 113215055423 - 2²⁸ = 112946619967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113215055423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113215055623) 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, 295061 + ... + 559902.

It is an arithmetic number, because the mean of its divisors is an integer number (28304010702).

Almost surely, 2^113215055423 is an apocalyptic number.

113215055423 is a deficient number, since it is larger than the sum of its proper divisors (987385).

113215055423 is an equidigital number, since it uses as much as digits as its factorization.

113215055423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987384.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 113215055423 its reverse (324550512311), we get a palindrome (437765567734).

The spelling of 113215055423 in words is "one hundred thirteen billion, two hundred fifteen million, fifty-five thousand, four hundred twenty-three".