159296421 has 8 divisors (see below), whose sum is σ = 213277504. Its totient is φ = 105756480.

The previous prime is 159296419. The next prime is 159296441. The reversal of 159296421 is 124692951.

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

It is not a de Polignac number, because 159296421 - 2¹ = 159296419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 159296421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159296441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109441 + ... + 110886.

It is an arithmetic number, because the mean of its divisors is an integer number (26659688).

Almost surely, 2^159296421 is an apocalyptic number.

It is an amenable number.

159296421 is a deficient number, since it is larger than the sum of its proper divisors (53981083).

159296421 is a wasteful number, since it uses less digits than its factorization.

159296421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220571.

The product of its digits is 38880, while the sum is 39.

The square root of 159296421 is about 12621.2685970944. The cubic root of 159296421 is about 542.0866010412.

The spelling of 159296421 in words is "one hundred fifty-nine million, two hundred ninety-six thousand, four hundred twenty-one".