8003289121 has 8 divisors (see below), whose sum is σ = 8612991144. Its totient is φ = 7409022720.

The previous prime is 8003289113. The next prime is 8003289143. The reversal of 8003289121 is 1219823008.

It can be written as a sum of positive squares in 4 ways, for example, as 39690000 + 7963599121 = 6300^2 + 89239^2 .

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 8003289121 - 2³ = 8003289113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8003289191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3857830 + ... + 3859903.

It is an arithmetic number, because the mean of its divisors is an integer number (1076623893).

Almost surely, 2^8003289121 is an apocalyptic number.

It is an amenable number.

8003289121 is a deficient number, since it is larger than the sum of its proper divisors (609702023).

8003289121 is a wasteful number, since it uses less digits than its factorization.

8003289121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7717811.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 8003289121 is about 89461.1039558534. The cubic root of 8003289121 is about 2000.2740558616.

The spelling of 8003289121 in words is "eight billion, three million, two hundred eighty-nine thousand, one hundred twenty-one".