8459997023 has 2 divisors, whose sum is σ = 8459997024. Its totient is φ = 8459997022.

The previous prime is 8459997017. The next prime is 8459997043. The reversal of 8459997023 is 3207999548.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8459997023 - 2³⁰ = 7386255199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8459997023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8459997043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4229998511 + 4229998512.

It is an arithmetic number, because the mean of its divisors is an integer number (4229998512).

Almost surely, 2^8459997023 is an apocalyptic number.

8459997023 is a deficient number, since it is larger than the sum of its proper divisors (1).

8459997023 is an equidigital number, since it uses as much as digits as its factorization.

8459997023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4898880, while the sum is 56.

The square root of 8459997023 is about 91978.2421173616. The cubic root of 8459997023 is about 2037.6209790185.

The spelling of 8459997023 in words is "eight billion, four hundred fifty-nine million, nine hundred ninety-seven thousand, twenty-three".