1123034412 has 24 divisors (see below), whose sum is σ = 2644457200. Its totient is φ = 370910016.

The previous prime is 1123034389. The next prime is 1123034413. The reversal of 1123034412 is 2144303211.

It is a super-2 number, since 2×1123034412² = 2522412581072371488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1123034413) 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, 427987 + ... + 430602.

Almost surely, 2^1123034412 is an apocalyptic number.

1123034412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1123034412 is an abundant number, since it is smaller than the sum of its proper divisors (1521422788).

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

1123034412 is a wasteful number, since it uses less digits than its factorization.

1123034412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858705 (or 858703 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1123034412 is about 33511.7055967016. The cubic root of 1123034412 is about 1039.4358417045.

Adding to 1123034412 its reverse (2144303211), we get a palindrome (3267337623).

The spelling of 1123034412 in words is "one billion, one hundred twenty-three million, thirty-four thousand, four hundred twelve".