1123224043 has 8 divisors (see below), whose sum is σ = 1128834000. Its totient is φ = 1117628448.

The previous prime is 1123223993. The next prime is 1123224061. The reversal of 1123224043 is 3404223211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123224043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123224073) 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, 174480 + ... + 180802.

It is an arithmetic number, because the mean of its divisors is an integer number (141104250).

Almost surely, 2^1123224043 is an apocalyptic number.

1123224043 is a deficient number, since it is larger than the sum of its proper divisors (5609957).

1123224043 is an equidigital number, since it uses as much as digits as its factorization.

1123224043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7181.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1123224043 is about 33514.5348020825. The cubic root of 1123224043 is about 1039.4943433743.

Adding to 1123224043 its reverse (3404223211), we get a palindrome (4527447254).

The spelling of 1123224043 in words is "one billion, one hundred twenty-three million, two hundred twenty-four thousand, forty-three".