6875688247 has 2 divisors, whose sum is σ = 6875688248. Its totient is φ = 6875688246.

The previous prime is 6875688223. The next prime is 6875688269. The reversal of 6875688247 is 7428865786.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6875688247 - 2⁷ = 6875688119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6875688217) 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 as a sum of consecutive naturals, namely, 3437844123 + 3437844124.

It is an arithmetic number, because the mean of its divisors is an integer number (3437844124).

Almost surely, 2^6875688247 is an apocalyptic number.

6875688247 is a deficient number, since it is larger than the sum of its proper divisors (1).

6875688247 is an equidigital number, since it uses as much as digits as its factorization.

6875688247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36126720, while the sum is 61.

The square root of 6875688247 is about 82919.7699405878. The cubic root of 6875688247 is about 1901.5396796725.

The spelling of 6875688247 in words is "six billion, eight hundred seventy-five million, six hundred eighty-eight thousand, two hundred forty-seven".