159479198903 has 8 divisors (see below), whose sum is σ = 163800586272. Its totient is φ = 155158397856.

The previous prime is 159479198881. The next prime is 159479198927. The reversal of 159479198903 is 309891974951.

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 159479198903 - 2⁶ = 159479198839 is a prime.

It is a super-2 number, since 2×159479198903² (a number of 23 digits) contains 22 as substring.

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 159479198903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159479198993) 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, 435701 + ... + 713297.

It is an arithmetic number, because the mean of its divisors is an integer number (20475073284).

Almost surely, 2^159479198903 is an apocalyptic number.

159479198903 is a deficient number, since it is larger than the sum of its proper divisors (4321387369).

159479198903 is a wasteful number, since it uses less digits than its factorization.

159479198903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293161.

The product of its (nonzero) digits is 22044960, while the sum is 65.

The spelling of 159479198903 in words is "one hundred fifty-nine billion, four hundred seventy-nine million, one hundred ninety-eight thousand, nine hundred three".