23669453 has 2 divisors, whose sum is σ = 23669454. Its totient is φ = 23669452.

The previous prime is 23669449. The next prime is 23669467. The reversal of 23669453 is 35496632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13410244 + 10259209 = 3662^2 + 3203^2 .

It is a cyclic number.

It is not a de Polignac number, because 23669453 - 2² = 23669449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23669413) 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, 11834726 + 11834727.

It is an arithmetic number, because the mean of its divisors is an integer number (11834727).

Almost surely, 2^23669453 is an apocalyptic number.

It is an amenable number.

23669453 is a deficient number, since it is larger than the sum of its proper divisors (1).

23669453 is an equidigital number, since it uses as much as digits as its factorization.

23669453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 38.

The square root of 23669453 is about 4865.1262059684. The cubic root of 23669453 is about 287.1195340318.

The spelling of 23669453 in words is "twenty-three million, six hundred sixty-nine thousand, four hundred fifty-three".