11242903 has 12 divisors (see below), whose sum is σ = 13155600. Its totient is φ = 9580032.

The previous prime is 11242901. The next prime is 11242937. The reversal of 11242903 is 30924211.

It is not a de Polignac number, because 11242903 - 2¹ = 11242901 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 (11242901) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9175 + ... + 10327.

It is an arithmetic number, because the mean of its divisors is an integer number (1096300).

Almost surely, 2^11242903 is an apocalyptic number.

11242903 is a deficient number, since it is larger than the sum of its proper divisors (1912697).

11242903 is a wasteful number, since it uses less digits than its factorization.

11242903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366 (or 1359 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 11242903 is about 3353.0438410495. The cubic root of 11242903 is about 224.0231095949.

The spelling of 11242903 in words is "eleven million, two hundred forty-two thousand, nine hundred three".