23159611 has 2 divisors, whose sum is σ = 23159612. Its totient is φ = 23159610.

The previous prime is 23159531. The next prime is 23159639. The reversal of 23159611 is 11695132.

It is an a-pointer prime, because the next prime (23159639) can be obtained adding 23159611 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23159611 - 2⁷ = 23159483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23159611.

It is not a weakly prime, because it can be changed into another prime (23159681) 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, 11579805 + 11579806.

It is an arithmetic number, because the mean of its divisors is an integer number (11579806).

Almost surely, 2^23159611 is an apocalyptic number.

23159611 is a deficient number, since it is larger than the sum of its proper divisors (1).

23159611 is an equidigital number, since it uses as much as digits as its factorization.

23159611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 28.

The square root of 23159611 is about 4812.4433503159. The cubic root of 23159611 is about 285.0430262321.

The spelling of 23159611 in words is "twenty-three million, one hundred fifty-nine thousand, six hundred eleven".