136603786311737 has 2 divisors, whose sum is σ = 136603786311738. Its totient is φ = 136603786311736.

The previous prime is 136603786311703. The next prime is 136603786311743. The reversal of 136603786311737 is 737113687306631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91659580357801 + 44944205953936 = 9573901^2 + 6704044^2 .

It is a cyclic number.

It is not a de Polignac number, because 136603786311737 - 2¹⁶ = 136603786246201 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136603786311737.

It is not a weakly prime, because it can be changed into another prime (136603786301737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68301893155868 + 68301893155869.

It is an arithmetic number, because the mean of its divisors is an integer number (68301893155869).

Almost surely, 2^{136603786311737} is an apocalyptic number.

It is an amenable number.

136603786311737 is a deficient number, since it is larger than the sum of its proper divisors (1).

136603786311737 is an equidigital number, since it uses as much as digits as its factorization.

136603786311737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48009024, while the sum is 62.

The spelling of 136603786311737 in words is "one hundred thirty-six trillion, six hundred three billion, seven hundred eighty-six million, three hundred eleven thousand, seven hundred thirty-seven".