444143341513 has 2 divisors, whose sum is σ = 444143341514. Its totient is φ = 444143341512.

The previous prime is 444143341429. The next prime is 444143341547. The reversal of 444143341513 is 315143341444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 415473063184 + 28670278329 = 644572^2 + 169323^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444143341513 is a prime.

It is not a weakly prime, because it can be changed into another prime (444143341553) 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 as a sum of consecutive naturals, namely, 222071670756 + 222071670757.

It is an arithmetic number, because the mean of its divisors is an integer number (222071670757).

Almost surely, 2^444143341513 is an apocalyptic number.

It is an amenable number.

444143341513 is a deficient number, since it is larger than the sum of its proper divisors (1).

444143341513 is an equidigital number, since it uses as much as digits as its factorization.

444143341513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 37.

Adding to 444143341513 its reverse (315143341444), we get a palindrome (759286682957).

The spelling of 444143341513 in words is "four hundred forty-four billion, one hundred forty-three million, three hundred forty-one thousand, five hundred thirteen".