159859 has 8 divisors (see below), whose sum is σ = 187488. Its totient is φ = 133440.

The previous prime is 159857. The next prime is 159869. The reversal of 159859 is 958951.

159859 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 not a de Polignac number, because 159859 - 2¹ = 159857 is a prime.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (159853) 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, 9 + ... + 565.

It is an arithmetic number, because the mean of its divisors is an integer number (23436).

2¹⁵⁹⁸⁵⁹ is an apocalyptic number.

159859 is a deficient number, since it is larger than the sum of its proper divisors (27629).

159859 is an equidigital number, since it uses as much as digits as its factorization.

159859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605.

The product of its digits is 16200, while the sum is 37.

The square root of 159859 is about 399.8237111528. The cubic root of 159859 is about 54.2724004416.

The spelling of 159859 in words is "one hundred fifty-nine thousand, eight hundred fifty-nine".