6796807921 has 2 divisors, whose sum is σ = 6796807922. Its totient is φ = 6796807920.

The previous prime is 6796807903. The next prime is 6796807933. The reversal of 6796807921 is 1297086976.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3577834225 + 3218973696 = 59815^2 + 56736^2 .

It is a cyclic number.

It is not a de Polignac number, because 6796807921 - 2¹³ = 6796799729 is a prime.

It is not a weakly prime, because it can be changed into another prime (6796807951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3398403960 + 3398403961.

It is an arithmetic number, because the mean of its divisors is an integer number (3398403961).

Almost surely, 2^6796807921 is an apocalyptic number.

It is an amenable number.

6796807921 is a deficient number, since it is larger than the sum of its proper divisors (1).

6796807921 is an equidigital number, since it uses as much as digits as its factorization.

6796807921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 55.

The square root of 6796807921 is about 82442.7554185327. The cubic root of 6796807921 is about 1894.2399814001.

The spelling of 6796807921 in words is "six billion, seven hundred ninety-six million, eight hundred seven thousand, nine hundred twenty-one".