23289659 has 2 divisors, whose sum is σ = 23289660. Its totient is φ = 23289658.

The previous prime is 23289647. The next prime is 23289661. The reversal of 23289659 is 95698232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23289659 is a prime.

Together with 23289661, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23289689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11644829 + 11644830.

It is an arithmetic number, because the mean of its divisors is an integer number (11644830).

Almost surely, 2^23289659 is an apocalyptic number.

23289659 is a deficient number, since it is larger than the sum of its proper divisors (1).

23289659 is an equidigital number, since it uses as much as digits as its factorization.

23289659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 44.

The square root of 23289659 is about 4825.9360750014. The cubic root of 23289659 is about 285.5755640508.

The spelling of 23289659 in words is "twenty-three million, two hundred eighty-nine thousand, six hundred fifty-nine".