113132005 has 16 divisors (see below), whose sum is σ = 155718144. Its totient is φ = 77293440.

The previous prime is 113131999. The next prime is 113132017. The reversal of 113132005 is 500231311.

It is not a de Polignac number, because 113132005 - 2⁷ = 113131877 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 113132005.

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, 4084 + ... + 15586.

It is an arithmetic number, because the mean of its divisors is an integer number (9732384).

Almost surely, 2^113132005 is an apocalyptic number.

It is an amenable number.

113132005 is a deficient number, since it is larger than the sum of its proper divisors (42586139).

113132005 is a wasteful number, since it uses less digits than its factorization.

113132005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11796.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 113132005 is about 10636.3529933902. The cubic root of 113132005 is about 483.6469960323.

Adding to 113132005 its reverse (500231311), we get a palindrome (613363316).

The spelling of 113132005 in words is "one hundred thirteen million, one hundred thirty-two thousand, five".