3112471913 has 2 divisors, whose sum is σ = 3112471914. Its totient is φ = 3112471912.

The previous prime is 3112471907. The next prime is 3112471927. The reversal of 3112471913 is 3191742113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3106055824 + 6416089 = 55732^2 + 2533^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112471913 - 2⁸ = 3112471657 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3112471913.

It is not a weakly prime, because it can be changed into another prime (3112471993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556235956 + 1556235957.

It is an arithmetic number, because the mean of its divisors is an integer number (1556235957).

Almost surely, 2^3112471913 is an apocalyptic number.

It is an amenable number.

3112471913 is a deficient number, since it is larger than the sum of its proper divisors (1).

3112471913 is an equidigital number, since it uses as much as digits as its factorization.

3112471913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 32.

The square root of 3112471913 is about 55789.5322887726. The cubic root of 3112471913 is about 1460.0525271963.

The spelling of 3112471913 in words is "three billion, one hundred twelve million, four hundred seventy-one thousand, nine hundred thirteen".