11243003 has 8 divisors (see below), whose sum is σ = 11865600. Its totient is φ = 10623528.

The previous prime is 11242999. The next prime is 11243009. The reversal of 11243003 is 30034211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11243003 - 2² = 11242999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11243009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13250 + ... + 14072.

It is an arithmetic number, because the mean of its divisors is an integer number (1483200).

Almost surely, 2^11243003 is an apocalyptic number.

11243003 is a deficient number, since it is larger than the sum of its proper divisors (622597).

11243003 is an equidigital number, since it uses as much as digits as its factorization.

11243003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 11243003 is about 3353.0587528405. The cubic root of 11243003 is about 224.0237737841.

Adding to 11243003 its reverse (30034211), we get a palindrome (41277214).

The spelling of 11243003 in words is "eleven million, two hundred forty-three thousand, three".