1123424442 has 24 divisors (see below), whose sum is σ = 2781813216. Its totient is φ = 320978376.

The previous prime is 1123424437. The next prime is 1123424453. The reversal of 1123424442 is 2444243211.

It is a super-2 number, since 2×1123424442² = 2524164953766022728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4457908 + ... + 4458159.

It is an arithmetic number, because the mean of its divisors is an integer number (115908884).

Almost surely, 2^1123424442 is an apocalyptic number.

1123424442 is an abundant number, since it is smaller than the sum of its proper divisors (1658388774).

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

1123424442 is a wasteful number, since it uses less digits than its factorization.

1123424442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8916082 (or 8916079 counting only the distinct ones).

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

The square root of 1123424442 is about 33517.5244014232. The cubic root of 1123424442 is about 1039.5561598453.

Adding to 1123424442 its reverse (2444243211), we get a palindrome (3567667653).

The spelling of 1123424442 in words is "one billion, one hundred twenty-three million, four hundred twenty-four thousand, four hundred forty-two".