11113810047 has 6 divisors (see below), whose sum is σ = 16053281192. Its totient is φ = 7409206692.

The previous prime is 11113810039. The next prime is 11113810063. The reversal of 11113810047 is 74001831111.

It is not a de Polignac number, because 11113810047 - 2³ = 11113810039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11113810047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113810247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 617433883 + ... + 617433900.

Almost surely, 2^11113810047 is an apocalyptic number.

11113810047 is a deficient number, since it is larger than the sum of its proper divisors (4939471145).

11113810047 is a wasteful number, since it uses less digits than its factorization.

11113810047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234867789 (or 1234867786 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 27.

The spelling of 11113810047 in words is "eleven billion, one hundred thirteen million, eight hundred ten thousand, forty-seven".