159144423 has 8 divisors (see below), whose sum is σ = 213019248. Its totient is φ = 105682944.

The previous prime is 159144379. The next prime is 159144443. The reversal of 159144423 is 324441951.

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

It is not a de Polignac number, because 159144423 - 2¹⁰ = 159143399 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159144443) 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, 102436 + ... + 103977.

It is an arithmetic number, because the mean of its divisors is an integer number (26627406).

Almost surely, 2^159144423 is an apocalyptic number.

159144423 is a deficient number, since it is larger than the sum of its proper divisors (53874825).

159144423 is a wasteful number, since it uses less digits than its factorization.

159144423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206673.

The product of its digits is 17280, while the sum is 33.

The square root of 159144423 is about 12615.2456575368. The cubic root of 159144423 is about 541.9141294950.

The spelling of 159144423 in words is "one hundred fifty-nine million, one hundred forty-four thousand, four hundred twenty-three".