11289817443 has 8 divisors (see below), whose sum is σ = 15059389968. Its totient is φ = 7523394944.

The previous prime is 11289817391. The next prime is 11289817481. The reversal of 11289817443 is 34471898211.

11289817443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11289817443 - 2⁹ = 11289816931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11289817392 and 11289817401.

It is not an unprimeable number, because it can be changed into a prime (11289817493) 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 in 7 ways as a sum of consecutive naturals, for example, 779130 + ... + 793487.

It is an arithmetic number, because the mean of its divisors is an integer number (1882423746).

Almost surely, 2^11289817443 is an apocalyptic number.

11289817443 is a deficient number, since it is larger than the sum of its proper divisors (3769572525).

11289817443 is a wasteful number, since it uses less digits than its factorization.

11289817443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1575013.

The product of its digits is 387072, while the sum is 48.

The spelling of 11289817443 in words is "eleven billion, two hundred eighty-nine million, eight hundred seventeen thousand, four hundred forty-three".