3111213379 has 2 divisors, whose sum is σ = 3111213380. Its totient is φ = 3111213378.

The previous prime is 3111213341. The next prime is 3111213389. The reversal of 3111213379 is 9733121113.

3111213379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3111213379 - 2¹¹ = 3111211331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3111213379.

It is not a weakly prime, because it can be changed into another prime (3111213389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555606689 + 1555606690.

It is an arithmetic number, because the mean of its divisors is an integer number (1555606690).

Almost surely, 2^3111213379 is an apocalyptic number.

3111213379 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111213379 is an equidigital number, since it uses as much as digits as its factorization.

3111213379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402, while the sum is 31.

The square root of 3111213379 is about 55778.2518460376. The cubic root of 3111213379 is about 1459.8557089842.

The spelling of 3111213379 in words is "three billion, one hundred eleven million, two hundred thirteen thousand, three hundred seventy-nine".