6817172711 has 2 divisors, whose sum is σ = 6817172712. Its totient is φ = 6817172710.

The previous prime is 6817172639. The next prime is 6817172723. The reversal of 6817172711 is 1172717186.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6817172711 - 2¹⁴ = 6817156327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6817172741) 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, 3408586355 + 3408586356.

It is an arithmetic number, because the mean of its divisors is an integer number (3408586356).

Almost surely, 2^6817172711 is an apocalyptic number.

6817172711 is a deficient number, since it is larger than the sum of its proper divisors (1).

6817172711 is an equidigital number, since it uses as much as digits as its factorization.

6817172711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32928, while the sum is 41.

The square root of 6817172711 is about 82566.1717109374. The cubic root of 6817172711 is about 1896.1299537018.

Adding to 6817172711 its reverse (1172717186), we get a palindrome (7989889897).

The spelling of 6817172711 in words is "six billion, eight hundred seventeen million, one hundred seventy-two thousand, seven hundred eleven".