11327027809 has 2 divisors, whose sum is σ = 11327027810. Its totient is φ = 11327027808.

The previous prime is 11327027737. The next prime is 11327027863. The reversal of 11327027809 is 90872072311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10301235025 + 1025792784 = 101495^2 + 32028^2 .

It is a cyclic number.

It is not a de Polignac number, because 11327027809 - 2²¹ = 11324930657 is a prime.

It is not a weakly prime, because it can be changed into another prime (11327027009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5663513904 + 5663513905.

It is an arithmetic number, because the mean of its divisors is an integer number (5663513905).

Almost surely, 2^11327027809 is an apocalyptic number.

It is an amenable number.

11327027809 is a deficient number, since it is larger than the sum of its proper divisors (1).

11327027809 is an equidigital number, since it uses as much as digits as its factorization.

11327027809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 40.

The spelling of 11327027809 in words is "eleven billion, three hundred twenty-seven million, twenty-seven thousand, eight hundred nine".