11519115189 has 16 divisors (see below), whose sum is σ = 15955035264. Its totient is φ = 7386579200.

The previous prime is 11519115149. The next prime is 11519115217. The reversal of 11519115189 is 98151191511.

It is a cyclic number.

It is not a de Polignac number, because 11519115189 - 2²⁰ = 11518066613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11519115189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11519115149) 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 in 15 ways as a sum of consecutive naturals, for example, 650784 + ... + 668249.

It is an arithmetic number, because the mean of its divisors is an integer number (997189704).

Almost surely, 2^11519115189 is an apocalyptic number.

It is an amenable number.

11519115189 is a deficient number, since it is larger than the sum of its proper divisors (4435920075).

11519115189 is a wasteful number, since it uses less digits than its factorization.

11519115189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319148.

The product of its digits is 16200, while the sum is 42.

The spelling of 11519115189 in words is "eleven billion, five hundred nineteen million, one hundred fifteen thousand, one hundred eighty-nine".