11223403 has 4 divisors (see below), whose sum is σ = 11326480. Its totient is φ = 11120328.

The previous prime is 11223397. The next prime is 11223409. The reversal of 11223403 is 30432211.

It is a happy number.

11223403 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 an interprime number because it is at equal distance from previous prime (11223397) and next prime (11223409).

It is a cyclic number.

It is not a de Polignac number, because 11223403 - 2¹⁷ = 11092331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11223409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51375 + ... + 51592.

It is an arithmetic number, because the mean of its divisors is an integer number (2831620).

Almost surely, 2^11223403 is an apocalyptic number.

11223403 is a deficient number, since it is larger than the sum of its proper divisors (103077).

11223403 is a wasteful number, since it uses less digits than its factorization.

11223403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103076.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 11223403 is about 3350.1347734084. The cubic root of 11223403 is about 223.8935173636.

Adding to 11223403 its reverse (30432211), we get a palindrome (41655614).

The spelling of 11223403 in words is "eleven million, two hundred twenty-three thousand, four hundred three".