1125324223 has 4 divisors (see below), whose sum is σ = 1126189168. Its totient is φ = 1124459280.

The previous prime is 1125324203. The next prime is 1125324247. The reversal of 1125324223 is 3224235211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1125324223 - 2¹⁷ = 1125193151 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 (1125324203) 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, 430518 + ... + 433123.

It is an arithmetic number, because the mean of its divisors is an integer number (281547292).

Almost surely, 2^1125324223 is an apocalyptic number.

1125324223 is a deficient number, since it is larger than the sum of its proper divisors (864945).

1125324223 is an equidigital number, since it uses as much as digits as its factorization.

1125324223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864944.

The product of its digits is 2880, while the sum is 25.

The square root of 1125324223 is about 33545.8525454340. The cubic root of 1125324223 is about 1040.1418146726.

Adding to 1125324223 its reverse (3224235211), we get a palindrome (4349559434).

The spelling of 1125324223 in words is "one billion, one hundred twenty-five million, three hundred twenty-four thousand, two hundred twenty-three".