12361304077 has 2 divisors, whose sum is σ = 12361304078. Its totient is φ = 12361304076.

The previous prime is 12361304057. The next prime is 12361304093. The reversal of 12361304077 is 77040316321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7789651081 + 4571652996 = 88259^2 + 67614^2 .

It is a cyclic number.

It is not a de Polignac number, because 12361304077 - 2²⁷ = 12227086349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12361304047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6180652038 + 6180652039.

It is an arithmetic number, because the mean of its divisors is an integer number (6180652039).

Almost surely, 2^12361304077 is an apocalyptic number.

It is an amenable number.

12361304077 is a deficient number, since it is larger than the sum of its proper divisors (1).

12361304077 is an equidigital number, since it uses as much as digits as its factorization.

12361304077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 12361304077 in words is "twelve billion, three hundred sixty-one million, three hundred four thousand, seventy-seven".