159915 has 16 divisors (see below), whose sum is σ = 292608. Its totient is φ = 73056.

The previous prime is 159911. The next prime is 159931. The reversal of 159915 is 519951.

159915 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 159915 - 2² = 159911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657 + ... + 866.

It is an arithmetic number, because the mean of its divisors is an integer number (18288).

2¹⁵⁹⁹¹⁵ is an apocalyptic number.

159915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

159915 is a deficient number, since it is larger than the sum of its proper divisors (132693).

159915 is a wasteful number, since it uses less digits than its factorization.

159915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538.

The product of its digits is 2025, while the sum is 30.

The square root of 159915 is about 399.8937358849. The cubic root of 159915 is about 54.2787370666.

The spelling of 159915 in words is "one hundred fifty-nine thousand, nine hundred fifteen".