6853793947 has 16 divisors (see below), whose sum is σ = 9202298112. Its totient is φ = 4929801120.

The previous prime is 6853793879. The next prime is 6853793959. The reversal of 6853793947 is 7493973586.

It is a cyclic number.

It is not a de Polignac number, because 6853793947 - 2¹¹ = 6853791899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6853793047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3422473 + ... + 3424474.

It is an arithmetic number, because the mean of its divisors is an integer number (575143632).

Almost surely, 2^6853793947 is an apocalyptic number.

6853793947 is a deficient number, since it is larger than the sum of its proper divisors (2348504165).

6853793947 is a wasteful number, since it uses less digits than its factorization.

6853793947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6846978.

The product of its digits is 34292160, while the sum is 61.

The square root of 6853793947 is about 82787.6436855163. The cubic root of 6853793947 is about 1899.5191716800.

The spelling of 6853793947 in words is "six billion, eight hundred fifty-three million, seven hundred ninety-three thousand, nine hundred forty-seven".