11692809539 has 2 divisors, whose sum is σ = 11692809540. Its totient is φ = 11692809538.

The previous prime is 11692809521. The next prime is 11692809577. The reversal of 11692809539 is 93590829611.

It is a happy number.

11692809539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (93590829611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11692809539 is a prime.

It is not a weakly prime, because it can be changed into another prime (11692809239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5846404769 + 5846404770.

It is an arithmetic number, because the mean of its divisors is an integer number (5846404770).

Almost surely, 2^11692809539 is an apocalyptic number.

11692809539 is a deficient number, since it is larger than the sum of its proper divisors (1).

11692809539 is an equidigital number, since it uses as much as digits as its factorization.

11692809539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1049760, while the sum is 53.

The spelling of 11692809539 in words is "eleven billion, six hundred ninety-two million, eight hundred nine thousand, five hundred thirty-nine".