6321096209 has 4 divisors (see below), whose sum is σ = 6321321780. Its totient is φ = 6320870640.

The previous prime is 6321096203. The next prime is 6321096259. The reversal of 6321096209 is 9026901236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1283645584 + 5037450625 = 35828^2 + 70975^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6321096209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6321096203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63602 + ... + 129179.

It is an arithmetic number, because the mean of its divisors is an integer number (1580330445).

Almost surely, 2^6321096209 is an apocalyptic number.

It is an amenable number.

6321096209 is a deficient number, since it is larger than the sum of its proper divisors (225571).

6321096209 is a wasteful number, since it uses less digits than its factorization.

6321096209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225570.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 6321096209 is about 79505.3218910533. The cubic root of 6321096209 is about 1848.9739827155.

The spelling of 6321096209 in words is "six billion, three hundred twenty-one million, ninety-six thousand, two hundred nine".