159759421 has 8 divisors (see below), whose sum is σ = 169288704. Its totient is φ = 150244800.

The previous prime is 159759419. The next prime is 159759497. The reversal of 159759421 is 124957951.

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 159759421 - 2¹ = 159759419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159759121) 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, 25446 + ... + 31096.

It is an arithmetic number, because the mean of its divisors is an integer number (21161088).

Almost surely, 2^159759421 is an apocalyptic number.

It is an amenable number.

159759421 is a deficient number, since it is larger than the sum of its proper divisors (9529283).

159759421 is a wasteful number, since it uses less digits than its factorization.

159759421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7331.

The product of its digits is 113400, while the sum is 43.

The square root of 159759421 is about 12639.5973432701. The cubic root of 159759421 is about 542.6112902135.

The spelling of 159759421 in words is "one hundred fifty-nine million, seven hundred fifty-nine thousand, four hundred twenty-one".