159549 has 8 divisors (see below), whose sum is σ = 229152. Its totient is φ = 98160.

The previous prime is 159541. The next prime is 159553. The reversal of 159549 is 945951.

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

It is not a de Polignac number, because 159549 - 2³ = 159541 is a prime.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159541) 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, 2007 + ... + 2084.

It is an arithmetic number, because the mean of its divisors is an integer number (28644).

2¹⁵⁹⁵⁴⁹ is an apocalyptic number.

It is an amenable number.

159549 is a deficient number, since it is larger than the sum of its proper divisors (69603).

159549 is a wasteful number, since it uses less digits than its factorization.

159549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107.

The product of its digits is 8100, while the sum is 33.

The square root of 159549 is about 399.4358521715. The cubic root of 159549 is about 54.2372958990.

The spelling of 159549 in words is "one hundred fifty-nine thousand, five hundred forty-nine".