1143030224 has 160 divisors (see below), whose sum is σ = 2800106496. Its totient is φ = 440893440.

The previous prime is 1143030169. The next prime is 1143030247. The reversal of 1143030224 is 4220303411.

It is a junction number, because it is equal to n+sod(n) for n = 1143030196 and 1143030205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4742744 + ... + 4742984.

Almost surely, 2^1143030224 is an apocalyptic number.

1143030224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1143030224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1400053248).

1143030224 is an abundant number, since it is smaller than the sum of its proper divisors (1657076272).

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

1143030224 is a wasteful number, since it uses less digits than its factorization.

1143030224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 367 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1143030224 is about 33808.7299968514. The cubic root of 1143030224 is about 1045.5686942197.

Adding to 1143030224 its reverse (4220303411), we get a palindrome (5363333635).

The spelling of 1143030224 in words is "one billion, one hundred forty-three million, thirty thousand, two hundred twenty-four".