6818345303 has 16 divisors (see below), whose sum is σ = 8523260160. Its totient is φ = 5298955200.

The previous prime is 6818345299. The next prime is 6818345309. The reversal of 6818345303 is 3035438186.

It is not a de Polignac number, because 6818345303 - 2² = 6818345299 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 (6818345309) 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 15 ways as a sum of consecutive naturals, for example, 87638 + ... + 146003.

It is an arithmetic number, because the mean of its divisors is an integer number (532703760).

Almost surely, 2^6818345303 is an apocalyptic number.

6818345303 is a deficient number, since it is larger than the sum of its proper divisors (1704914857).

6818345303 is a wasteful number, since it uses less digits than its factorization.

6818345303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234038.

The product of its (nonzero) digits is 207360, while the sum is 41.

The square root of 6818345303 is about 82573.2723282782. The cubic root of 6818345303 is about 1896.2386624702.

The spelling of 6818345303 in words is "six billion, eight hundred eighteen million, three hundred forty-five thousand, three hundred three".