1143223104 has 28 divisors (see below), whose sum is σ = 3024778304. Its totient is φ = 381074304.

The previous prime is 1143223099. The next prime is 1143223127. The reversal of 1143223104 is 4013223411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2976952 + ... + 2977335.

Almost surely, 2^1143223104 is an apocalyptic number.

It is an amenable number.

1143223104 is an abundant number, since it is smaller than the sum of its proper divisors (1881555200).

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

1143223104 is an equidigital number, since it uses as much as digits as its factorization.

1143223104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5954302 (or 5954292 counting only the distinct ones).

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

The square root of 1143223104 is about 33811.5823942033. The cubic root of 1143223104 is about 1045.6275022148.

Adding to 1143223104 its reverse (4013223411), we get a palindrome (5156446515).

The spelling of 1143223104 in words is "one billion, one hundred forty-three million, two hundred twenty-three thousand, one hundred four".