1123330044 has 24 divisors (see below), whose sum is σ = 2622040960. Its totient is φ = 374309424.

The previous prime is 1123330037. The next prime is 1123330049. The reversal of 1123330044 is 4400333211.

It is a self number, because there is not a number n which added to its sum of digits gives 1123330044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123330049) 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, 21747 + ... + 52149.

Almost surely, 2^1123330044 is an apocalyptic number.

It is an amenable number.

1123330044 is an abundant number, since it is smaller than the sum of its proper divisors (1498710916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123330044 is a wasteful number, since it uses less digits than its factorization.

1123330044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33489 (or 33487 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1123330044 is about 33516.1161831141. The cubic root of 1123330044 is about 1039.5270420968.

Adding to 1123330044 its reverse (4400333211), we get a palindrome (5523663255).

The spelling of 1123330044 in words is "one billion, one hundred twenty-three million, three hundred thirty thousand, forty-four".