4144443013 has 2 divisors, whose sum is σ = 4144443014. Its totient is φ = 4144443012.

The previous prime is 4144443007. The next prime is 4144443047. The reversal of 4144443013 is 3103444414.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3043397889 + 1101045124 = 55167^2 + 33182^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144443013 - 2⁹ = 4144442501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4144449013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072221506 + 2072221507.

It is an arithmetic number, because the mean of its divisors is an integer number (2072221507).

Almost surely, 2^4144443013 is an apocalyptic number.

It is an amenable number.

4144443013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4144443013 is an equidigital number, since it uses as much as digits as its factorization.

4144443013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 4144443013 is about 64377.3486018180. The cubic root of 4144443013 is about 1606.2829792963.

Adding to 4144443013 its reverse (3103444414), we get a palindrome (7247887427).

The spelling of 4144443013 in words is "four billion, one hundred forty-four million, four hundred forty-three thousand, thirteen".