6115698077 has 2 divisors, whose sum is σ = 6115698078. Its totient is φ = 6115698076.

The previous prime is 6115698019. The next prime is 6115698079. The reversal of 6115698077 is 7708965116.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3078696196 + 3037001881 = 55486^2 + 55109^2 .

It is a cyclic number.

It is not a de Polignac number, because 6115698077 - 2²⁰ = 6114649501 is a prime.

Together with 6115698079, 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 (6115698079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3057849038 + 3057849039.

It is an arithmetic number, because the mean of its divisors is an integer number (3057849039).

Almost surely, 2^6115698077 is an apocalyptic number.

It is an amenable number.

6115698077 is a deficient number, since it is larger than the sum of its proper divisors (1).

6115698077 is an equidigital number, since it uses as much as digits as its factorization.

6115698077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 635040, while the sum is 50.

The square root of 6115698077 is about 78202.9288262275. The cubic root of 6115698077 is about 1828.7261658754.

The spelling of 6115698077 in words is "six billion, one hundred fifteen million, six hundred ninety-eight thousand, seventy-seven".