3171434879 has 6 divisors (see below), whose sum is σ = 3315319056. Its totient is φ = 3033545900.

The previous prime is 3171434873. The next prime is 3171434891. The reversal of 3171434879 is 9784341713.

3171434879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-3171434879 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 (3171434873) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2997047 + ... + 2998104.

It is an arithmetic number, because the mean of its divisors is an integer number (552553176).

Almost surely, 2^3171434879 is an apocalyptic number.

3171434879 is a deficient number, since it is larger than the sum of its proper divisors (143884177).

3171434879 is an equidigital number, since it uses as much as digits as its factorization.

3171434879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5995197 (or 5995174 counting only the distinct ones).

The product of its digits is 508032, while the sum is 47.

The square root of 3171434879 is about 56315.4941290583. The cubic root of 3171434879 is about 1469.2147037315.

The spelling of 3171434879 in words is "three billion, one hundred seventy-one million, four hundred thirty-four thousand, eight hundred seventy-nine".