6859052869 has 2 divisors, whose sum is σ = 6859052870. Its totient is φ = 6859052868.

The previous prime is 6859052857. The next prime is 6859052873. The reversal of 6859052869 is 9682509586.

6859052869 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6845080225 + 13972644 = 82735^2 + 3738^2 .

It is a cyclic number.

It is not a de Polignac number, because 6859052869 - 2⁷ = 6859052741 is a prime.

It is a super-2 number, since 2×6859052869² = 94093212519474262322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6859052899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3429526434 + 3429526435.

It is an arithmetic number, because the mean of its divisors is an integer number (3429526435).

Almost surely, 2^6859052869 is an apocalyptic number.

It is an amenable number.

6859052869 is a deficient number, since it is larger than the sum of its proper divisors (1).

6859052869 is an equidigital number, since it uses as much as digits as its factorization.

6859052869 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9331200, while the sum is 58.

The square root of 6859052869 is about 82819.3991103534. The cubic root of 6859052869 is about 1900.0048817049.

The spelling of 6859052869 in words is "six billion, eight hundred fifty-nine million, fifty-two thousand, eight hundred sixty-nine".