159442339 has 8 divisors (see below), whose sum is σ = 182597888. Its totient is φ = 136381320.

The previous prime is 159442321. The next prime is 159442351. The reversal of 159442339 is 933244951.

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

It is a cyclic number.

It is not a de Polignac number, because 159442339 - 2⁵ = 159442307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159440339) 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, 19977 + ... + 26794.

It is an arithmetic number, because the mean of its divisors is an integer number (22824736).

Almost surely, 2^159442339 is an apocalyptic number.

159442339 is a deficient number, since it is larger than the sum of its proper divisors (23155549).

159442339 is an equidigital number, since it uses as much as digits as its factorization.

159442339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47265.

The product of its digits is 116640, while the sum is 40.

The square root of 159442339 is about 12627.0479131110. The cubic root of 159442339 is about 542.2520704474.

The spelling of 159442339 in words is "one hundred fifty-nine million, four hundred forty-two thousand, three hundred thirty-nine".