136553160209 has 2 divisors, whose sum is σ = 136553160210. Its totient is φ = 136553160208.

The previous prime is 136553160199. The next prime is 136553160251. The reversal of 136553160209 is 902061355631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126280729600 + 10272430609 = 355360^2 + 101353^2 .

It is an emirp because it is prime and its reverse (902061355631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136553160209 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (136553160299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68276580104 + 68276580105.

It is an arithmetic number, because the mean of its divisors is an integer number (68276580105).

Almost surely, 2^136553160209 is an apocalyptic number.

It is an amenable number.

136553160209 is a deficient number, since it is larger than the sum of its proper divisors (1).

136553160209 is an equidigital number, since it uses as much as digits as its factorization.

136553160209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 41.

The spelling of 136553160209 in words is "one hundred thirty-six billion, five hundred fifty-three million, one hundred sixty thousand, two hundred nine".