113127505671 has 4 divisors (see below), whose sum is σ = 150836674232. Its totient is φ = 75418337112.

The previous prime is 113127505663. The next prime is 113127505691. The reversal of 113127505671 is 176505721311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 113127505671 - 2³ = 113127505663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113127505691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18854584276 + ... + 18854584281.

It is an arithmetic number, because the mean of its divisors is an integer number (37709168558).

Almost surely, 2^113127505671 is an apocalyptic number.

113127505671 is a deficient number, since it is larger than the sum of its proper divisors (37709168561).

113127505671 is an equidigital number, since it uses as much as digits as its factorization.

113127505671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37709168560.

The product of its (nonzero) digits is 44100, while the sum is 39.

The spelling of 113127505671 in words is "one hundred thirteen billion, one hundred twenty-seven million, five hundred five thousand, six hundred seventy-one".