159788459 has 8 divisors (see below), whose sum is σ = 166357920. Its totient is φ = 153337536.

The previous prime is 159788437. The next prime is 159788483. The reversal of 159788459 is 954887951.

159788459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159788459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (159788159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26879 + ... + 32280.

It is an arithmetic number, because the mean of its divisors is an integer number (20794740).

Almost surely, 2^159788459 is an apocalyptic number.

159788459 is a deficient number, since it is larger than the sum of its proper divisors (6569461).

159788459 is an equidigital number, since it uses as much as digits as its factorization.

159788459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59269.

The product of its digits is 3628800, while the sum is 56.

The square root of 159788459 is about 12640.7459827338. The cubic root of 159788459 is about 542.6441633758.

The spelling of 159788459 in words is "one hundred fifty-nine million, seven hundred eighty-eight thousand, four hundred fifty-nine".