3113440279 has 2 divisors, whose sum is σ = 3113440280. Its totient is φ = 3113440278.

The previous prime is 3113440271. The next prime is 3113440313. The reversal of 3113440279 is 9720443113.

3113440279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (3113440313) can be obtained adding 3113440279 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3113440279 - 2³ = 3113440271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3113440271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556720139 + 1556720140.

It is an arithmetic number, because the mean of its divisors is an integer number (1556720140).

Almost surely, 2^3113440279 is an apocalyptic number.

3113440279 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113440279 is an equidigital number, since it uses as much as digits as its factorization.

3113440279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 3113440279 is about 55798.2103566055. The cubic root of 3113440279 is about 1460.2039308246.

The spelling of 3113440279 in words is "three billion, one hundred thirteen million, four hundred forty thousand, two hundred seventy-nine".