2044454113 has 4 divisors (see below), whose sum is σ = 2201719828. Its totient is φ = 1887188400.

The previous prime is 2044454089. The next prime is 2044454143. The reversal of 2044454113 is 3114544402.

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 160199649 + 1884254464 = 12657^2 + 43408^2 .

It is a cyclic number.

It is not a de Polignac number, because 2044454113 - 2²⁹ = 1507583201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044454143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78632838 + ... + 78632863.

It is an arithmetic number, because the mean of its divisors is an integer number (550429957).

Almost surely, 2^2044454113 is an apocalyptic number.

It is an amenable number.

2044454113 is a deficient number, since it is larger than the sum of its proper divisors (157265715).

2044454113 is a wasteful number, since it uses less digits than its factorization.

2044454113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157265714.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 2044454113 is about 45215.6401370145. The cubic root of 2044454113 is about 1269.1875087100.

Adding to 2044454113 its reverse (3114544402), we get a palindrome (5158998515).

The spelling of 2044454113 in words is "two billion, forty-four million, four hundred fifty-four thousand, one hundred thirteen".