1143133104 has 60 divisors (see below), whose sum is σ = 2989966616. Its totient is φ = 376344576.

The previous prime is 1143133087. The next prime is 1143133127. The reversal of 1143133104 is 4013313411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 328944 + ... + 332400.

Almost surely, 2^1143133104 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 1143133104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1494983308).

1143133104 is an abundant number, since it is smaller than the sum of its proper divisors (1846833512).

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

1143133104 is an equidigital number, since it uses as much as digits as its factorization.

1143133104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634 (or 3545 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1143133104 is about 33810.2514631288. The cubic root of 1143133104 is about 1045.6000625592.

Adding to 1143133104 its reverse (4013313411), we get a palindrome (5156446515).

The spelling of 1143133104 in words is "one billion, one hundred forty-three million, one hundred thirty-three thousand, one hundred four".