11223043 has 16 divisors (see below), whose sum is σ = 13106016. Its totient is φ = 9515520.

The previous prime is 11223031. The next prime is 11223067. The reversal of 11223043 is 34032211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11223043 - 2²¹ = 9125891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11223073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8913 + ... + 10093.

It is an arithmetic number, because the mean of its divisors is an integer number (819126).

Almost surely, 2^11223043 is an apocalyptic number.

11223043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11223043 is a deficient number, since it is larger than the sum of its proper divisors (1882973).

11223043 is a wasteful number, since it uses less digits than its factorization.

11223043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254.

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

The square root of 11223043 is about 3350.0810437958. The cubic root of 11223043 is about 223.8911234809.

Adding to 11223043 its reverse (34032211), we get a palindrome (45255254).

The spelling of 11223043 in words is "eleven million, two hundred twenty-three thousand, forty-three".