159599023 has 2 divisors, whose sum is σ = 159599024. Its totient is φ = 159599022.

The previous prime is 159599017. The next prime is 159599051. The reversal of 159599023 is 320995951.

159599023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159599023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159593023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79799511 + 79799512.

It is an arithmetic number, because the mean of its divisors is an integer number (79799512).

Almost surely, 2^159599023 is an apocalyptic number.

159599023 is a deficient number, since it is larger than the sum of its proper divisors (1).

159599023 is an equidigital number, since it uses as much as digits as its factorization.

159599023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 109350, while the sum is 43.

The square root of 159599023 is about 12633.2506901431. The cubic root of 159599023 is about 542.4296360140.

The spelling of 159599023 in words is "one hundred fifty-nine million, five hundred ninety-nine thousand, twenty-three".