2311879 has 2 divisors, whose sum is σ = 2311880. Its totient is φ = 2311878.

The previous prime is 2311873. The next prime is 2311889. The reversal of 2311879 is 9781132.

2311879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2311879 - 2¹⁷ = 2180807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2311879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2311873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155939 + 1155940.

It is an arithmetic number, because the mean of its divisors is an integer number (1155940).

2^2311879 is an apocalyptic number.

2311879 is a deficient number, since it is larger than the sum of its proper divisors (1).

2311879 is an equidigital number, since it uses as much as digits as its factorization.

2311879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024, while the sum is 31.

The square root of 2311879 is about 1520.4864353226. The cubic root of 2311879 is about 132.2274735522.

The spelling of 2311879 in words is "two million, three hundred eleven thousand, eight hundred seventy-nine".