23669963 has 2 divisors, whose sum is σ = 23669964. Its totient is φ = 23669962.

The previous prime is 23669939. The next prime is 23669977. The reversal of 23669963 is 36996632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23669963 - 2¹⁸ = 23407819 is a prime.

It is not a weakly prime, because it can be changed into another prime (23669903) 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, 11834981 + 11834982.

It is an arithmetic number, because the mean of its divisors is an integer number (11834982).

Almost surely, 2^23669963 is an apocalyptic number.

23669963 is a deficient number, since it is larger than the sum of its proper divisors (1).

23669963 is an equidigital number, since it uses as much as digits as its factorization.

23669963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 314928, while the sum is 44.

The square root of 23669963 is about 4865.1786195370. The cubic root of 23669963 is about 287.1215961821.

The spelling of 23669963 in words is "twenty-three million, six hundred sixty-nine thousand, nine hundred sixty-three".