113581171229 has 8 divisors (see below), whose sum is σ = 116379594240. Its totient is φ = 110784088800.

The previous prime is 113581171213. The next prime is 113581171243. The reversal of 113581171229 is 922171185311.

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 113581171229 - 2⁴ = 113581171213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113581171259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162527 + ... + 503564.

It is an arithmetic number, because the mean of its divisors is an integer number (14547449280).

Almost surely, 2^113581171229 is an apocalyptic number.

It is an amenable number.

113581171229 is a deficient number, since it is larger than the sum of its proper divisors (2798423011).

113581171229 is an equidigital number, since it uses as much as digits as its factorization.

113581171229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670291.

The product of its digits is 30240, while the sum is 41.

The spelling of 113581171229 in words is "one hundred thirteen billion, five hundred eighty-one million, one hundred seventy-one thousand, two hundred twenty-nine".