159000 has 64 divisors (see below), whose sum is σ = 505440. Its totient is φ = 41600.

The previous prime is 158993. The next prime is 159013. The reversal of 159000 is 951.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2974 + ... + 3026.

2¹⁵⁹⁰⁰⁰ is an apocalyptic number.

159000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252720).

159000 is an abundant number, since it is smaller than the sum of its proper divisors (346440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159000 is a wasteful number, since it uses less digits than its factorization.

159000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 15.

The square root of 159000 is about 398.7480407475. The cubic root of 159000 is about 54.1750151498.

Adding to 159000 its reverse (951), we get a palindrome (159951).

The spelling of 159000 in words is "one hundred fifty-nine thousand".