159117 has 8 divisors (see below), whose sum is σ = 242496. Its totient is φ = 90912.

The previous prime is 159113. The next prime is 159119. The reversal of 159117 is 711951.

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

It is not a de Polignac number, because 159117 - 2² = 159113 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 159117.

It is not an unprimeable number, because it can be changed into a prime (159113) 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, 3768 + ... + 3809.

It is an arithmetic number, because the mean of its divisors is an integer number (30312).

2¹⁵⁹¹¹⁷ is an apocalyptic number.

It is an amenable number.

159117 is a deficient number, since it is larger than the sum of its proper divisors (83379).

159117 is an equidigital number, since it uses as much as digits as its factorization.

159117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7587.

The product of its digits is 315, while the sum is 24.

The square root of 159117 is about 398.8947229533. The cubic root of 159117 is about 54.1883001030.

It can be divided in two parts, 159 and 117, that added together give a triangular number (276 = T₂₃).

The spelling of 159117 in words is "one hundred fifty-nine thousand, one hundred seventeen".