159941 has 8 divisors (see below), whose sum is σ = 169344. Its totient is φ = 150880.

The previous prime is 159937. The next prime is 159977. The reversal of 159941 is 149951.

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

It is not a de Polignac number, because 159941 - 2² = 159937 is a prime.

It is a super-2 number, since 2×159941² = 51162246962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 1886 + ... + 1968.

It is an arithmetic number, because the mean of its divisors is an integer number (21168).

159941 is a Friedman number, since it can be written as (11+9)^4-59, using all its digits and the basic arithmetic operations.

2¹⁵⁹⁹⁴¹ is an apocalyptic number.

It is an amenable number.

159941 is a deficient number, since it is larger than the sum of its proper divisors (9403).

159941 is an equidigital number, since it uses as much as digits as its factorization.

159941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171.

The product of its digits is 1620, while the sum is 29.

The square root of 159941 is about 399.9262431999. The cubic root of 159941 is about 54.2816785682.

The spelling of 159941 in words is "one hundred fifty-nine thousand, nine hundred forty-one".