2231711 has 2 divisors, whose sum is σ = 2231712. Its totient is φ = 2231710.

The previous prime is 2231707. The next prime is 2231717. The reversal of 2231711 is 1171322.

2231711 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 2231711 - 2² = 2231707 is a prime.

It is a super-3 number, since 3×2231711³ = 33345337457473435293, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2231711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2231717) 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, 1115855 + 1115856.

It is an arithmetic number, because the mean of its divisors is an integer number (1115856).

2^2231711 is an apocalyptic number.

2231711 is a deficient number, since it is larger than the sum of its proper divisors (1).

2231711 is an equidigital number, since it uses as much as digits as its factorization.

2231711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84, while the sum is 17.

The square root of 2231711 is about 1493.8912276334. The cubic root of 2231711 is about 130.6810608478.

The spelling of 2231711 in words is "two million, two hundred thirty-one thousand, seven hundred eleven".