6817136311 has 2 divisors, whose sum is σ = 6817136312. Its totient is φ = 6817136310.

The previous prime is 6817136233. The next prime is 6817136327. The reversal of 6817136311 is 1136317186.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6817136311 - 2²³ = 6808747703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6817136371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3408568155 + 3408568156.

It is an arithmetic number, because the mean of its divisors is an integer number (3408568156).

Almost surely, 2^6817136311 is an apocalyptic number.

6817136311 is a deficient number, since it is larger than the sum of its proper divisors (1).

6817136311 is an equidigital number, since it uses as much as digits as its factorization.

6817136311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 37.

The square root of 6817136311 is about 82565.9512813847. The cubic root of 6817136311 is about 1896.1265789277.

The spelling of 6817136311 in words is "six billion, eight hundred seventeen million, one hundred thirty-six thousand, three hundred eleven".