11243503042 has 16 divisors (see below), whose sum is σ = 18043934400. Its totient is φ = 5238559440.

The previous prime is 11243503039. The next prime is 11243503049. The reversal of 11243503042 is 24030534211.

11243503042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11243502998 and 11243503016.

It is not an unprimeable number, because it can be changed into a prime (11243503049) 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 7 ways as a sum of consecutive naturals, for example, 2422942 + ... + 2427577.

It is an arithmetic number, because the mean of its divisors is an integer number (1127745900).

Almost surely, 2^11243503042 is an apocalyptic number.

11243503042 is a deficient number, since it is larger than the sum of its proper divisors (6800431358).

11243503042 is a wasteful number, since it uses less digits than its factorization.

11243503042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4850601.

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 11243503042 in words is "eleven billion, two hundred forty-three million, five hundred three thousand, forty-two".