159489539 has 8 divisors (see below), whose sum is σ = 174160368. Its totient is φ = 144847360.

The previous prime is 159489503. The next prime is 159489541. The reversal of 159489539 is 935984951.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159489539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159489839) 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, 5459 + ... + 18675.

It is an arithmetic number, because the mean of its divisors is an integer number (21770046).

Almost surely, 2^159489539 is an apocalyptic number.

159489539 is a deficient number, since it is larger than the sum of its proper divisors (14670829).

159489539 is a wasteful number, since it uses less digits than its factorization.

159489539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14325.

The product of its digits is 1749600, while the sum is 53.

The square root of 159489539 is about 12628.9167785681. The cubic root of 159489539 is about 542.3055731175.

The spelling of 159489539 in words is "one hundred fifty-nine million, four hundred eighty-nine thousand, five hundred thirty-nine".