159099 has 8 divisors (see below), whose sum is σ = 214032. Its totient is φ = 105120.

The previous prime is 159097. The next prime is 159113. The reversal of 159099 is 990951.

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

It is not a de Polignac number, because 159099 - 2¹ = 159097 is a prime.

159099 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (159097) 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, 397 + ... + 689.

It is an arithmetic number, because the mean of its divisors is an integer number (26754).

2¹⁵⁹⁰⁹⁹ is an apocalyptic number.

159099 is a deficient number, since it is larger than the sum of its proper divisors (54933).

159099 is a wasteful number, since it uses less digits than its factorization.

159099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477.

The product of its (nonzero) digits is 3645, while the sum is 33.

The square root of 159099 is about 398.8721599711. The cubic root of 159099 is about 54.1862566880.

The spelling of 159099 in words is "one hundred fifty-nine thousand, ninety-nine".