3135312673 has 4 divisors (see below), whose sum is σ = 3135580848. Its totient is φ = 3135044500.

The previous prime is 3135312647. The next prime is 3135312701. The reversal of 3135312673 is 3762135313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3135312673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3135342673) 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, 115711 + ... + 140212.

It is an arithmetic number, because the mean of its divisors is an integer number (783895212).

Almost surely, 2^3135312673 is an apocalyptic number.

It is an amenable number.

3135312673 is a deficient number, since it is larger than the sum of its proper divisors (268175).

3135312673 is a wasteful number, since it uses less digits than its factorization.

3135312673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268174.

The product of its digits is 34020, while the sum is 34.

The square root of 3135312673 is about 55993.8628154908. The cubic root of 3135312673 is about 1463.6153399876.

Adding to 3135312673 its reverse (3762135313), we get a palindrome (6897447986).

The spelling of 3135312673 in words is "three billion, one hundred thirty-five million, three hundred twelve thousand, six hundred seventy-three".