2879911 has 2 divisors, whose sum is σ = 2879912. Its totient is φ = 2879910.

The previous prime is 2879909. The next prime is 2879927. The reversal of 2879911 is 1199782.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2879911 - 2¹ = 2879909 is a prime.

Together with 2879909, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2879971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1439955 + 1439956.

It is an arithmetic number, because the mean of its divisors is an integer number (1439956).

2^2879911 is an apocalyptic number.

2879911 is a deficient number, since it is larger than the sum of its proper divisors (1).

2879911 is an equidigital number, since it uses as much as digits as its factorization.

2879911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 37.

The square root of 2879911 is about 1697.0300527687. The cubic root of 2879911 is about 142.2742665927.

The spelling of 2879911 in words is "two million, eight hundred seventy-nine thousand, nine hundred eleven".