23320311967 has 2 divisors, whose sum is σ = 23320311968. Its totient is φ = 23320311966.

The previous prime is 23320311913. The next prime is 23320312013. The reversal of 23320311967 is 76911302332.

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-23320311967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23320311167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660155983 + 11660155984.

It is an arithmetic number, because the mean of its divisors is an integer number (11660155984).

Almost surely, 2^23320311967 is an apocalyptic number.

23320311967 is a deficient number, since it is larger than the sum of its proper divisors (1).

23320311967 is an equidigital number, since it uses as much as digits as its factorization.

23320311967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 37.

The spelling of 23320311967 in words is "twenty-three billion, three hundred twenty million, three hundred eleven thousand, nine hundred sixty-seven".