11143563164 has 6 divisors (see below), whose sum is σ = 19501235544. Its totient is φ = 5571781580.

The previous prime is 11143563163. The next prime is 11143563169. The reversal of 11143563164 is 46136534111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143563163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1392945392 + ... + 1392945399.

It is an arithmetic number, because the mean of its divisors is an integer number (3250205924).

Almost surely, 2^11143563164 is an apocalyptic number.

It is an amenable number.

11143563164 is a deficient number, since it is larger than the sum of its proper divisors (8357672380).

11143563164 is a wasteful number, since it uses less digits than its factorization.

11143563164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2785890795 (or 2785890793 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The spelling of 11143563164 in words is "eleven billion, one hundred forty-three million, five hundred sixty-three thousand, one hundred sixty-four".