1136338272809 has 2 divisors, whose sum is σ = 1136338272810. Its totient is φ = 1136338272808.

The previous prime is 1136338272779. The next prime is 1136338272841. The reversal of 1136338272809 is 9082728336311.

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., 1065034320025 + 71303952784 = 1032005^2 + 267028^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1136338272809 is a prime.

It is not a weakly prime, because it can be changed into another prime (1136338272859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568169136404 + 568169136405.

It is an arithmetic number, because the mean of its divisors is an integer number (568169136405).

Almost surely, 2^{1136338272809} is an apocalyptic number.

It is an amenable number.

1136338272809 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136338272809 is an equidigital number, since it uses as much as digits as its factorization.

1136338272809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 1136338272809 in words is "one trillion, one hundred thirty-six billion, three hundred thirty-eight million, two hundred seventy-two thousand, eight hundred nine".