803996159 has 4 divisors (see below), whose sum is σ = 804054240. Its totient is φ = 803938080.

The previous prime is 803996131. The next prime is 803996161. The reversal of 803996159 is 951699308.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 803996159 - 2²⁰ = 802947583 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 (803996189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5114 + ... + 40424.

It is an arithmetic number, because the mean of its divisors is an integer number (201013560).

Almost surely, 2^803996159 is an apocalyptic number.

803996159 is a deficient number, since it is larger than the sum of its proper divisors (58081).

803996159 is a wasteful number, since it uses less digits than its factorization.

803996159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58080.

The product of its (nonzero) digits is 524880, while the sum is 50.

The square root of 803996159 is about 28354.8260266220. The cubic root of 803996159 is about 929.8609107133.

The spelling of 803996159 in words is "eight hundred three million, nine hundred ninety-six thousand, one hundred fifty-nine".