113145630405 has 32 divisors (see below), whose sum is σ = 189996039936. Its totient is φ = 57386993664.

The previous prime is 113145630383. The next prime is 113145630469. The reversal of 113145630405 is 504036541311.

It is a happy number.

It is not a de Polignac number, because 113145630405 - 2⁶ = 113145630341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 888172 + ... + 1007541.

It is an arithmetic number, because the mean of its divisors is an integer number (5937376248).

Almost surely, 2^113145630405 is an apocalyptic number.

113145630405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113145630405 is a deficient number, since it is larger than the sum of its proper divisors (76850409531).

113145630405 is a wasteful number, since it uses less digits than its factorization.

113145630405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895917.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 113145630405 in words is "one hundred thirteen billion, one hundred forty-five million, six hundred thirty thousand, four hundred five".