159332649 has 8 divisors (see below), whose sum is σ = 242792640. Its totient is φ = 91047216.

The previous prime is 159332639. The next prime is 159332659. The reversal of 159332649 is 946233951.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (159332639) and next prime (159332659).

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

It is not a de Polignac number, because 159332649 - 2⁵ = 159332617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159332649.

It is not an unprimeable number, because it can be changed into a prime (159332629) 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, 3793614 + ... + 3793655.

It is an arithmetic number, because the mean of its divisors is an integer number (30349080).

Almost surely, 2^159332649 is an apocalyptic number.

It is an amenable number.

159332649 is a deficient number, since it is larger than the sum of its proper divisors (83459991).

159332649 is an equidigital number, since it uses as much as digits as its factorization.

159332649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7587279.

The product of its digits is 174960, while the sum is 42.

The square root of 159332649 is about 12622.7037119628. The cubic root of 159332649 is about 542.1276926210.

The spelling of 159332649 in words is "one hundred fifty-nine million, three hundred thirty-two thousand, six hundred forty-nine".