23967089 has 2 divisors, whose sum is σ = 23967090. Its totient is φ = 23967088.

The previous prime is 23967067. The next prime is 23967091. The reversal of 23967089 is 98076932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13630864 + 10336225 = 3692^2 + 3215^2 .

It is a cyclic number.

It is not a de Polignac number, because 23967089 - 2²⁴ = 7189873 is a prime.

It is a Sophie Germain prime.

Together with 23967091, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (23967019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11983544 + 11983545.

It is an arithmetic number, because the mean of its divisors is an integer number (11983545).

Almost surely, 2^23967089 is an apocalyptic number.

It is an amenable number.

23967089 is a deficient number, since it is larger than the sum of its proper divisors (1).

23967089 is an equidigital number, since it uses as much as digits as its factorization.

23967089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 23967089 is about 4895.6193683741. The cubic root of 23967089 is about 288.3180040929.

The spelling of 23967089 in words is "twenty-three million, nine hundred sixty-seven thousand, eighty-nine".