6117777117 has 6 divisors (see below), whose sum is σ = 8836789182. Its totient is φ = 4078518072.

The previous prime is 6117777091. The next prime is 6117777139. The reversal of 6117777117 is 7117777116.

It can be written as a sum of positive squares in only one way, i.e., 4339383876 + 1778393241 = 65874^2 + 42171^2 .

It is not a de Polignac number, because 6117777117 - 2¹⁵ = 6117744349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6117777167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 339876498 + ... + 339876515.

It is an arithmetic number, because the mean of its divisors is an integer number (1472798197).

Almost surely, 2^6117777117 is an apocalyptic number.

It is an amenable number.

6117777117 is a deficient number, since it is larger than the sum of its proper divisors (2719012065).

6117777117 is a wasteful number, since it uses less digits than its factorization.

6117777117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679753019 (or 679753016 counting only the distinct ones).

The product of its digits is 100842, while the sum is 45.

The square root of 6117777117 is about 78216.2202934916. The cubic root of 6117777117 is about 1828.9333683920.

Subtracting 6117777117 from its reverse (7117777116), we obtain a palindrome (999999999).

The spelling of 6117777117 in words is "six billion, one hundred seventeen million, seven hundred seventy-seven thousand, one hundred seventeen".