23485559 has 2 divisors, whose sum is σ = 23485560. Its totient is φ = 23485558.

The previous prime is 23485541. The next prime is 23485589. The reversal of 23485559 is 95558432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23485559 - 2⁸ = 23485303 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23485589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11742779 + 11742780.

It is an arithmetic number, because the mean of its divisors is an integer number (11742780).

Almost surely, 2^23485559 is an apocalyptic number.

23485559 is a deficient number, since it is larger than the sum of its proper divisors (1).

23485559 is an equidigital number, since it uses as much as digits as its factorization.

23485559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 41.

The square root of 23485559 is about 4846.1901530996. The cubic root of 23485559 is about 286.3740317932.

The spelling of 23485559 in words is "twenty-three million, four hundred eighty-five thousand, five hundred fifty-nine".