10443810449 has 2 divisors, whose sum is σ = 10443810450. Its totient is φ = 10443810448.

The previous prime is 10443810437. The next prime is 10443810463. The reversal of 10443810449 is 94401834401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10238404225 + 205406224 = 101185^2 + 14332^2 .

It is a cyclic number.

It is not a de Polignac number, because 10443810449 - 2³² = 6148843153 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (10443810469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5221905224 + 5221905225.

It is an arithmetic number, because the mean of its divisors is an integer number (5221905225).

Almost surely, 2^10443810449 is an apocalyptic number.

It is an amenable number.

10443810449 is a deficient number, since it is larger than the sum of its proper divisors (1).

10443810449 is an equidigital number, since it uses as much as digits as its factorization.

10443810449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 10443810449 in words is "ten billion, four hundred forty-three million, eight hundred ten thousand, four hundred forty-nine".