136045243052209 has 2 divisors, whose sum is σ = 136045243052210. Its totient is φ = 136045243052208.

The previous prime is 136045243052207. The next prime is 136045243052291. The reversal of 136045243052209 is 902250342540631.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113763982640400 + 22281260411809 = 10666020^2 + 4720303^2 .

It is a cyclic number.

It is not a de Polignac number, because 136045243052209 - 2¹ = 136045243052207 is a prime.

Together with 136045243052207, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (136045243052203) 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, 68022621526104 + 68022621526105.

It is an arithmetic number, because the mean of its divisors is an integer number (68022621526105).

Almost surely, 2^{136045243052209} is an apocalyptic number.

It is an amenable number.

136045243052209 is a deficient number, since it is larger than the sum of its proper divisors (1).

136045243052209 is an equidigital number, since it uses as much as digits as its factorization.

136045243052209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 136045243052209 in words is "one hundred thirty-six trillion, forty-five billion, two hundred forty-three million, fifty-two thousand, two hundred nine".