1143113299 has 4 divisors (see below), whose sum is σ = 1143356200. Its totient is φ = 1142870400.

The previous prime is 1143113297. The next prime is 1143113327. The reversal of 1143113299 is 9923113411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9923113411 = 181 ⋅54823831.

It is a cyclic number.

It is not a de Polignac number, because 1143113299 - 2¹ = 1143113297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143113297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114249 + ... + 123850.

It is an arithmetic number, because the mean of its divisors is an integer number (285839050).

Almost surely, 2^1143113299 is an apocalyptic number.

1143113299 is a deficient number, since it is larger than the sum of its proper divisors (242901).

1143113299 is an equidigital number, since it uses as much as digits as its factorization.

1143113299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242900.

The product of its digits is 5832, while the sum is 34.

The square root of 1143113299 is about 33809.9585773186. The cubic root of 1143113299 is about 1045.5940241172.

The spelling of 1143113299 in words is "one billion, one hundred forty-three million, one hundred thirteen thousand, two hundred ninety-nine".