11443403112 has 16 divisors (see below), whose sum is σ = 28608507840. Its totient is φ = 3814467696.

The previous prime is 11443403093. The next prime is 11443403117. The reversal of 11443403112 is 21130434411.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 476808463 = 11443403112 / (1 + 1 + 4 + 4 + 3 + 4 + 0 + 3 + 1 + 1 + 2).

It is not an unprimeable number, because it can be changed into a prime (11443403117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238404208 + ... + 238404255.

It is an arithmetic number, because the mean of its divisors is an integer number (1788031740).

Almost surely, 2^11443403112 is an apocalyptic number.

11443403112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11443403112 is an abundant number, since it is smaller than the sum of its proper divisors (17165104728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11443403112 is a wasteful number, since it uses less digits than its factorization.

11443403112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476808472 (or 476808468 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11443403112 its reverse (21130434411), we get a palindrome (32573837523).

The spelling of 11443403112 in words is "eleven billion, four hundred forty-three million, four hundred three thousand, one hundred twelve".