11759119409 has 4 divisors (see below), whose sum is σ = 11792431716. Its totient is φ = 11725807104.

The previous prime is 11759119373. The next prime is 11759119429. The reversal of 11759119409 is 90491195711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5799279409 + 5959840000 = 76153^2 + 77200^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11759119409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11759119429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16655624 + ... + 16656329.

It is an arithmetic number, because the mean of its divisors is an integer number (2948107929).

Almost surely, 2^11759119409 is an apocalyptic number.

It is an amenable number.

11759119409 is a deficient number, since it is larger than the sum of its proper divisors (33312307).

11759119409 is an equidigital number, since it uses as much as digits as its factorization.

11759119409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33312306.

The product of its (nonzero) digits is 102060, while the sum is 47.

The spelling of 11759119409 in words is "eleven billion, seven hundred fifty-nine million, one hundred nineteen thousand, four hundred nine".