23081711 has 2 divisors, whose sum is σ = 23081712. Its totient is φ = 23081710.

The previous prime is 23081693. The next prime is 23081717. The reversal of 23081711 is 11718032.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23081711 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23081717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11540855 + 11540856.

It is an arithmetic number, because the mean of its divisors is an integer number (11540856).

Almost surely, 2^23081711 is an apocalyptic number.

23081711 is a deficient number, since it is larger than the sum of its proper divisors (1).

23081711 is an equidigital number, since it uses as much as digits as its factorization.

23081711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 23081711 is about 4804.3429311405. The cubic root of 23081711 is about 284.7230756284.

Adding to 23081711 its reverse (11718032), we get a palindrome (34799743).

The spelling of 23081711 in words is "twenty-three million, eighty-one thousand, seven hundred eleven".