871368679 has 2 divisors, whose sum is σ = 871368680. Its totient is φ = 871368678.

The previous prime is 871368637. The next prime is 871368691. The reversal of 871368679 is 976863178.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-871368679 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (871368629) 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, 435684339 + 435684340.

It is an arithmetic number, because the mean of its divisors is an integer number (435684340).

Almost surely, 2^871368679 is an apocalyptic number.

871368679 is a deficient number, since it is larger than the sum of its proper divisors (1).

871368679 is an equidigital number, since it uses as much as digits as its factorization.

871368679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3048192, while the sum is 55.

The square root of 871368679 is about 29518.9545715969. The cubic root of 871368679 is about 955.1406201747.

The spelling of 871368679 in words is "eight hundred seventy-one million, three hundred sixty-eight thousand, six hundred seventy-nine".