11238942903 has 16 divisors (see below), whose sum is σ = 15164928000. Its totient is φ = 7403321120.

The previous prime is 11238942859. The next prime is 11238942929. The reversal of 11238942903 is 30924983211.

It is a cyclic number.

It is not a de Polignac number, because 11238942903 - 2⁶ = 11238942839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11238942973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19558 + ... + 151196.

It is an arithmetic number, because the mean of its divisors is an integer number (947808000).

Almost surely, 2^11238942903 is an apocalyptic number.

11238942903 is a deficient number, since it is larger than the sum of its proper divisors (3925985097).

11238942903 is a wasteful number, since it uses less digits than its factorization.

11238942903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131982.

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 11238942903 in words is "eleven billion, two hundred thirty-eight million, nine hundred forty-two thousand, nine hundred three".