11124134503 has 4 divisors (see below), whose sum is σ = 11238816400. Its totient is φ = 11009452608.

The previous prime is 11124134477. The next prime is 11124134509. The reversal of 11124134503 is 30543142111.

11124134503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11124134503 - 2¹³ = 11124126311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11124134509) 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 3 ways as a sum of consecutive naturals, for example, 57340803 + ... + 57340996.

It is an arithmetic number, because the mean of its divisors is an integer number (2809704100).

Almost surely, 2^11124134503 is an apocalyptic number.

11124134503 is a deficient number, since it is larger than the sum of its proper divisors (114681897).

11124134503 is an equidigital number, since it uses as much as digits as its factorization.

11124134503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114681896.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 11124134503 its reverse (30543142111), we get a palindrome (41667276614).

The spelling of 11124134503 in words is "eleven billion, one hundred twenty-four million, one hundred thirty-four thousand, five hundred three".