136273622897 has 2 divisors, whose sum is σ = 136273622898. Its totient is φ = 136273622896.

The previous prime is 136273622867. The next prime is 136273622909. The reversal of 136273622897 is 798226372631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133043292001 + 3230330896 = 364751^2 + 56836^2 .

It is a cyclic number.

It is not a de Polignac number, because 136273622897 - 2¹² = 136273618801 is a prime.

It is not a weakly prime, because it can be changed into another prime (136273622867) 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, 68136811448 + 68136811449.

It is an arithmetic number, because the mean of its divisors is an integer number (68136811449).

Almost surely, 2^136273622897 is an apocalyptic number.

It is an amenable number.

136273622897 is a deficient number, since it is larger than the sum of its proper divisors (1).

136273622897 is an equidigital number, since it uses as much as digits as its factorization.

136273622897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9144576, while the sum is 56.

The spelling of 136273622897 in words is "one hundred thirty-six billion, two hundred seventy-three million, six hundred twenty-two thousand, eight hundred ninety-seven".