1123442424 has 192 divisors, whose sum is σ = 3397954560. Its totient is φ = 333123840.

The previous prime is 1123442413. The next prime is 1123442459. The reversal of 1123442424 is 4242443211.

1123442424 is a `hidden beast` number, since 1 + 1 + 234 + 4 + 2 + 424 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4145409 + ... + 4145679.

It is an arithmetic number, because the mean of its divisors is an integer number (17697680).

Almost surely, 2^1123442424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123442424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1698977280).

1123442424 is an abundant number, since it is smaller than the sum of its proper divisors (2274512136).

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

1123442424 is a wasteful number, since it uses less digits than its factorization.

1123442424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442 (or 435 counting only the distinct ones).

The product of its digits is 6144, while the sum is 27.

The square root of 1123442424 is about 33517.7926480847. The cubic root of 1123442424 is about 1039.5617063388.

Adding to 1123442424 its reverse (4242443211), we get a palindrome (5365885635).

The spelling of 1123442424 in words is "one billion, one hundred twenty-three million, four hundred forty-two thousand, four hundred twenty-four".