1144023204 has 48 divisors (see below), whose sum is σ = 2779156800. Its totient is φ = 365828736.

The previous prime is 1144023203. The next prime is 1144023229. The reversal of 1144023204 is 4023204411.

It is not an unprimeable number, because it can be changed into a prime (1144023203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44167 + ... + 65105.

It is an arithmetic number, because the mean of its divisors is an integer number (57899100).

Almost surely, 2^1144023204 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 1144023204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1389578400).

1144023204 is an abundant number, since it is smaller than the sum of its proper divisors (1635133596).

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

1144023204 is a wasteful number, since it uses less digits than its factorization.

1144023204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21132 (or 21130 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1144023204 is about 33823.4120691571. The cubic root of 1144023204 is about 1045.8713774675.

Adding to 1144023204 its reverse (4023204411), we get a palindrome (5167227615).

The spelling of 1144023204 in words is "one billion, one hundred forty-four million, twenty-three thousand, two hundred four".