23065811 has 2 divisors, whose sum is σ = 23065812. Its totient is φ = 23065810.

The previous prime is 23065807. The next prime is 23065843. The reversal of 23065811 is 11856032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23065811 - 2² = 23065807 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23065111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11532905 + 11532906.

It is an arithmetic number, because the mean of its divisors is an integer number (11532906).

Almost surely, 2^23065811 is an apocalyptic number.

23065811 is a deficient number, since it is larger than the sum of its proper divisors (1).

23065811 is an equidigital number, since it uses as much as digits as its factorization.

23065811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 23065811 is about 4802.6878932531. The cubic root of 23065811 is about 284.6576827754.

The spelling of 23065811 in words is "twenty-three million, sixty-five thousand, eight hundred eleven".