113409129111 has 32 divisors (see below), whose sum is σ = 156445344000. Its totient is φ = 73036346880.

The previous prime is 113409129107. The next prime is 113409129149. The reversal of 113409129111 is 111921904311.

It is not a de Polignac number, because 113409129111 - 2² = 113409129107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113409129511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12811615 + ... + 12820463.

It is an arithmetic number, because the mean of its divisors is an integer number (4888917000).

Almost surely, 2^113409129111 is an apocalyptic number.

113409129111 is a deficient number, since it is larger than the sum of its proper divisors (43036214889).

113409129111 is a wasteful number, since it uses less digits than its factorization.

113409129111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10159.

The product of its (nonzero) digits is 1944, while the sum is 33.

The spelling of 113409129111 in words is "one hundred thirteen billion, four hundred nine million, one hundred twenty-nine thousand, one hundred eleven".