23026811 has 2 divisors, whose sum is σ = 23026812. Its totient is φ = 23026810.

The previous prime is 23026807. The next prime is 23026849. The reversal of 23026811 is 11862032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23026811 - 2² = 23026807 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23026511) 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, 11513405 + 11513406.

It is an arithmetic number, because the mean of its divisors is an integer number (11513406).

Almost surely, 2^23026811 is an apocalyptic number.

23026811 is a deficient number, since it is larger than the sum of its proper divisors (1).

23026811 is an equidigital number, since it uses as much as digits as its factorization.

23026811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 23026811 is about 4798.6259491650. The cubic root of 23026811 is about 284.4971578545.

Adding to 23026811 its reverse (11862032), we get a palindrome (34888843).

The spelling of 23026811 in words is "twenty-three million, twenty-six thousand, eight hundred eleven".