159559 has 4 divisors (see below), whose sum is σ = 160360. Its totient is φ = 158760.

The previous prime is 159553. The next prime is 159563. The reversal of 159559 is 955951.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 159559 - 2⁷ = 159431 is a prime.

It is a Duffinian number.

159559 is a lucky number.

It is a nialpdrome in base 11 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169 + ... + 589.

It is an arithmetic number, because the mean of its divisors is an integer number (40090).

2¹⁵⁹⁵⁵⁹ is an apocalyptic number.

159559 is a deficient number, since it is larger than the sum of its proper divisors (801).

159559 is an equidigital number, since it uses as much as digits as its factorization.

159559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800.

The product of its digits is 10125, while the sum is 34.

The square root of 159559 is about 399.4483696299. The cubic root of 159559 is about 54.2384290130.

The spelling of 159559 in words is "one hundred fifty-nine thousand, five hundred fifty-nine".