679553711 has 2 divisors, whose sum is σ = 679553712. Its totient is φ = 679553710.

The previous prime is 679553689. The next prime is 679553713. The reversal of 679553711 is 117355976.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 679553711 - 2⁶ = 679553647 is a prime.

It is a super-2 number, since 2×679553711² = 923586492267743042, which contains 22 as substring.

Together with 679553713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (679553713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339776855 + 339776856.

It is an arithmetic number, because the mean of its divisors is an integer number (339776856).

Almost surely, 2^679553711 is an apocalyptic number.

679553711 is a deficient number, since it is larger than the sum of its proper divisors (1).

679553711 is an equidigital number, since it uses as much as digits as its factorization.

679553711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 198450, while the sum is 44.

The square root of 679553711 is about 26068.2510153635. The cubic root of 679553711 is about 879.1735142203.

It can be divided in two parts, 6795 and 53711, that added together give a palindrome (60506).

The spelling of 679553711 in words is "six hundred seventy-nine million, five hundred fifty-three thousand, seven hundred eleven".