6123772687 has 2 divisors, whose sum is σ = 6123772688. Its totient is φ = 6123772686.

The previous prime is 6123772679. The next prime is 6123772703. The reversal of 6123772687 is 7862773216.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6123772687 - 2³ = 6123772679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6123772687.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6123772387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3061886343 + 3061886344.

It is an arithmetic number, because the mean of its divisors is an integer number (3061886344).

Almost surely, 2^6123772687 is an apocalyptic number.

6123772687 is a deficient number, since it is larger than the sum of its proper divisors (1).

6123772687 is an equidigital number, since it uses as much as digits as its factorization.

6123772687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1185408, while the sum is 49.

The square root of 6123772687 is about 78254.5378045261. The cubic root of 6123772687 is about 1829.5306396788.

The spelling of 6123772687 in words is "six billion, one hundred twenty-three million, seven hundred seventy-two thousand, six hundred eighty-seven".