23159 has 2 divisors, whose sum is σ = 23160. Its totient is φ = 23158.

The previous prime is 23143. The next prime is 23167. The reversal of 23159 is 95132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23159 - 2⁴ = 23143 is a prime.

It is a plaindrome in base 12 and base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 23159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11579 + 11580.

It is an arithmetic number, because the mean of its divisors is an integer number (11580).

2²³¹⁵⁹ is an apocalyptic number.

23159 is a deficient number, since it is larger than the sum of its proper divisors (1).

23159 is an equidigital number, since it uses as much as digits as its factorization.

23159 is an evil number, because the sum of its binary digits is even.

The product of its digits is 270, while the sum is 20.

The square root of 23159 is about 152.1808135081. The cubic root of 23159 is about 28.5040519529.

The spelling of 23159 in words is "twenty-three thousand, one hundred fifty-nine".