444500143 has 2 divisors, whose sum is σ = 444500144. Its totient is φ = 444500142.

The previous prime is 444500141. The next prime is 444500183. The reversal of 444500143 is 341005444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444500143 - 2¹ = 444500141 is a prime.

Together with 444500141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444500141) 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, 222250071 + 222250072.

It is an arithmetic number, because the mean of its divisors is an integer number (222250072).

Almost surely, 2^444500143 is an apocalyptic number.

444500143 is a deficient number, since it is larger than the sum of its proper divisors (1).

444500143 is an equidigital number, since it uses as much as digits as its factorization.

444500143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 444500143 is about 21083.1720336386. The cubic root of 444500143 is about 763.1747065022.

Adding to 444500143 its reverse (341005444), we get a palindrome (785505587).

The spelling of 444500143 in words is "four hundred forty-four million, five hundred thousand, one hundred forty-three".