1123443124 has 12 divisors (see below), whose sum is σ = 1966281604. Its totient is φ = 561648384.

The previous prime is 1123443103. The next prime is 1123443133. The reversal of 1123443124 is 4213443211.

It can be written as a sum of positive squares in 2 ways, for example, as 548402724 + 575040400 = 23418^2 + 23980^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31012 + ... + 56644.

Almost surely, 2^1123443124 is an apocalyptic number.

It is an amenable number.

1123443124 is a deficient number, since it is larger than the sum of its proper divisors (842838480).

1123443124 is a wasteful number, since it uses less digits than its factorization.

1123443124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36594 (or 36592 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 1123443124 is about 33517.8030902981. The cubic root of 1123443124 is about 1039.5619222505.

Adding to 1123443124 its reverse (4213443211), we get a palindrome (5336886335).

The spelling of 1123443124 in words is "one billion, one hundred twenty-three million, four hundred forty-three thousand, one hundred twenty-four".