113328405 has 24 divisors (see below), whose sum is σ = 202775040. Its totient is φ = 58491360.

The previous prime is 113328403. The next prime is 113328419. The reversal of 113328405 is 504823311.

It is a happy number.

It is not a de Polignac number, because 113328405 - 2¹ = 113328403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113328403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39225 + ... + 42014.

It is an arithmetic number, because the mean of its divisors is an integer number (8448960).

Almost surely, 2^113328405 is an apocalyptic number.

113328405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113328405 is a deficient number, since it is larger than the sum of its proper divisors (89446635).

113328405 is a wasteful number, since it uses less digits than its factorization.

113328405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81281 (or 81278 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 113328405 is about 10645.5814777775. The cubic root of 113328405 is about 483.9267086731.

The spelling of 113328405 in words is "one hundred thirteen million, three hundred twenty-eight thousand, four hundred five".