1123023234 has 16 divisors (see below), whose sum is σ = 2364259680. Its totient is φ = 354638880.

The previous prime is 1123023233. The next prime is 1123023263. The reversal of 1123023234 is 4323203211.

It is a super-3 number, since 3×1123023234³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1123023234.

It is not an unprimeable number, because it can be changed into a prime (1123023233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4925427 + ... + 4925654.

It is an arithmetic number, because the mean of its divisors is an integer number (147766230).

Almost surely, 2^1123023234 is an apocalyptic number.

1123023234 is an abundant number, since it is smaller than the sum of its proper divisors (1241236446).

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

1123023234 is a wasteful number, since it uses less digits than its factorization.

1123023234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9851105.

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

The square root of 1123023234 is about 33511.5388187412. The cubic root of 1123023234 is about 1039.4323930562.

Adding to 1123023234 its reverse (4323203211), we get a palindrome (5446226445).

The spelling of 1123023234 in words is "one billion, one hundred twenty-three million, twenty-three thousand, two hundred thirty-four".