7713280879 has 2 divisors, whose sum is σ = 7713280880. Its totient is φ = 7713280878.

The previous prime is 7713280877. The next prime is 7713280901. The reversal of 7713280879 is 9780823177.

It is a weak prime.

It is an emirp because it is prime and its reverse (9780823177) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7713280879 - 2¹ = 7713280877 is a prime.

Together with 7713280877, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7713280877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3856640439 + 3856640440.

It is an arithmetic number, because the mean of its divisors is an integer number (3856640440).

Almost surely, 2^7713280879 is an apocalyptic number.

7713280879 is a deficient number, since it is larger than the sum of its proper divisors (1).

7713280879 is an equidigital number, since it uses as much as digits as its factorization.

7713280879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1185408, while the sum is 52.

The square root of 7713280879 is about 87825.2861025798. The cubic root of 7713280879 is about 1975.8154730208.

The spelling of 7713280879 in words is "seven billion, seven hundred thirteen million, two hundred eighty thousand, eight hundred seventy-nine".