159386939 has 8 divisors (see below), whose sum is σ = 164194800. Its totient is φ = 154629216.

The previous prime is 159386933. The next prime is 159386963. The reversal of 159386939 is 939683951.

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 159386939 - 2²⁴ = 142609723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159386933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6032 + ... + 18845.

It is an arithmetic number, because the mean of its divisors is an integer number (20524350).

Almost surely, 2^159386939 is an apocalyptic number.

159386939 is a deficient number, since it is larger than the sum of its proper divisors (4807861).

159386939 is a wasteful number, since it uses less digits than its factorization.

159386939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25069.

The product of its digits is 1574640, while the sum is 53.

The square root of 159386939 is about 12624.8540189580. The cubic root of 159386939 is about 542.1892593503.

The spelling of 159386939 in words is "one hundred fifty-nine million, three hundred eighty-six thousand, nine hundred thirty-nine".