23963923 has 2 divisors, whose sum is σ = 23963924. Its totient is φ = 23963922.

The previous prime is 23963917. The next prime is 23963941. The reversal of 23963923 is 32936932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23963923 - 2⁹ = 23963411 is a prime.

It is not a weakly prime, because it can be changed into another prime (23963963) 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, 11981961 + 11981962.

It is an arithmetic number, because the mean of its divisors is an integer number (11981962).

Almost surely, 2^23963923 is an apocalyptic number.

23963923 is a deficient number, since it is larger than the sum of its proper divisors (1).

23963923 is an equidigital number, since it uses as much as digits as its factorization.

23963923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 37.

The square root of 23963923 is about 4895.2960073932. The cubic root of 23963923 is about 288.3053081415.

The spelling of 23963923 in words is "twenty-three million, nine hundred sixty-three thousand, nine hundred twenty-three".