1123323604 has 24 divisors (see below), whose sum is σ = 2118299400. Its totient is φ = 518146944.

The previous prime is 1123323587. The next prime is 1123323667. The reversal of 1123323604 is 4063233211.

It can be written as a sum of positive squares in 4 ways, for example, as 59259204 + 1064064400 = 7698^2 + 32620^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97122 + ... + 108070.

It is an arithmetic number, because the mean of its divisors is an integer number (88262475).

Almost surely, 2^1123323604 is an apocalyptic number.

It is an amenable number.

1123323604 is a deficient number, since it is larger than the sum of its proper divisors (994975796).

1123323604 is a wasteful number, since it uses less digits than its factorization.

1123323604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12939 (or 12937 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 1123323604 is about 33516.0201097923. The cubic root of 1123323604 is about 1039.5250555726.

Adding to 1123323604 its reverse (4063233211), we get a palindrome (5186556815).

The spelling of 1123323604 in words is "one billion, one hundred twenty-three million, three hundred twenty-three thousand, six hundred four".