11143504844 has 6 divisors (see below), whose sum is σ = 19501133484. Its totient is φ = 5571752420.

The previous prime is 11143504829. The next prime is 11143504847. The reversal of 11143504844 is 44840534111.

It is not an unprimeable number, because it can be changed into a prime (11143504847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392938102 + ... + 1392938109.

It is an arithmetic number, because the mean of its divisors is an integer number (3250188914).

Almost surely, 2^11143504844 is an apocalyptic number.

It is an amenable number.

11143504844 is a deficient number, since it is larger than the sum of its proper divisors (8357628640).

11143504844 is a wasteful number, since it uses less digits than its factorization.

11143504844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2785876215 (or 2785876213 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

The spelling of 11143504844 in words is "eleven billion, one hundred forty-three million, five hundred four thousand, eight hundred forty-four".