1044113203 has 4 divisors (see below), whose sum is σ = 1193272240. Its totient is φ = 894954168.

The previous prime is 1044113173. The next prime is 1044113219. The reversal of 1044113203 is 3023114401.

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

It is a cyclic number.

It is not a de Polignac number, because 1044113203 - 2²⁵ = 1010558771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1044113243) 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, 74579508 + ... + 74579521.

It is an arithmetic number, because the mean of its divisors is an integer number (298318060).

Almost surely, 2^1044113203 is an apocalyptic number.

1044113203 is a deficient number, since it is larger than the sum of its proper divisors (149159037).

1044113203 is an equidigital number, since it uses as much as digits as its factorization.

1044113203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149159036.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1044113203 is about 32312.7405677699. The cubic root of 1044113203 is about 1014.4933295908.

Adding to 1044113203 its reverse (3023114401), we get a palindrome (4067227604).

The spelling of 1044113203 in words is "one billion, forty-four million, one hundred thirteen thousand, two hundred three".