113990005 has 8 divisors (see below), whose sum is σ = 136900512. Its totient is φ = 91117008.

The previous prime is 113989991. The next prime is 113990057. The reversal of 113990005 is 500099311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113990005 - 2⁵ = 113989973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2187 + ... + 15256.

It is an arithmetic number, because the mean of its divisors is an integer number (17112564).

Almost surely, 2^113990005 is an apocalyptic number.

It is an amenable number.

113990005 is a deficient number, since it is larger than the sum of its proper divisors (22910507).

113990005 is a wasteful number, since it uses less digits than its factorization.

113990005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18755.

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 113990005 is about 10676.6101830122. The cubic root of 113990005 is about 484.8665874588.

The spelling of 113990005 in words is "one hundred thirteen million, nine hundred ninety thousand, five".