1044143113 has 4 divisors (see below), whose sum is σ = 1124461828. Its totient is φ = 963824400.

The previous prime is 1044143083. The next prime is 1044143123. The reversal of 1044143113 is 3113414401.

It is a happy number.

1044143113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 232349049 + 811794064 = 15243^2 + 28492^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044143113 - 2²⁹ = 507272201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1044143123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40159338 + ... + 40159363.

It is an arithmetic number, because the mean of its divisors is an integer number (281115457).

Almost surely, 2^1044143113 is an apocalyptic number.

1044143113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1044143113 is a deficient number, since it is larger than the sum of its proper divisors (80318715).

1044143113 is an equidigital number, since it uses as much as digits as its factorization.

1044143113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80318714.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 1044143113 is about 32313.2033849942. The cubic root of 1044143113 is about 1014.5030166649.

Adding to 1044143113 its reverse (3113414401), we get a palindrome (4157557514).

The spelling of 1044143113 in words is "one billion, forty-four million, one hundred forty-three thousand, one hundred thirteen".