12035565077 has 2 divisors, whose sum is σ = 12035565078. Its totient is φ = 12035565076.

The previous prime is 12035565019. The next prime is 12035565151. The reversal of 12035565077 is 77056553021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9209473156 + 2826091921 = 95966^2 + 53161^2 .

It is a cyclic number.

It is not a de Polignac number, because 12035565077 - 2⁶ = 12035565013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12035565677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6017782538 + 6017782539.

It is an arithmetic number, because the mean of its divisors is an integer number (6017782539).

Almost surely, 2^12035565077 is an apocalyptic number.

It is an amenable number.

12035565077 is a deficient number, since it is larger than the sum of its proper divisors (1).

12035565077 is an equidigital number, since it uses as much as digits as its factorization.

12035565077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 220500, while the sum is 41.

The spelling of 12035565077 in words is "twelve billion, thirty-five million, five hundred sixty-five thousand, seventy-seven".