113455311405 has 16 divisors (see below), whose sum is σ = 187384257024. Its totient is φ = 58557579840.

The previous prime is 113455311353. The next prime is 113455311427. The reversal of 113455311405 is 504113554311.

It is a happy number.

It is not a de Polignac number, because 113455311405 - 2¹⁴ = 113455295021 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121994494 + ... + 121995423.

It is an arithmetic number, because the mean of its divisors is an integer number (11711516064).

Almost surely, 2^113455311405 is an apocalyptic number.

113455311405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113455311405 is a deficient number, since it is larger than the sum of its proper divisors (73928945619).

113455311405 is a wasteful number, since it uses less digits than its factorization.

113455311405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243989956.

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 113455311405 its reverse (504113554311), we get a palindrome (617568865716).

The spelling of 113455311405 in words is "one hundred thirteen billion, four hundred fifty-five million, three hundred eleven thousand, four hundred five".