14443021393 has 2 divisors, whose sum is σ = 14443021394. Its totient is φ = 14443021392.

The previous prime is 14443021391. The next prime is 14443021421. The reversal of 14443021393 is 39312034441.

14443021393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8756654929 + 5686366464 = 93577^2 + 75408^2 .

It is a cyclic number.

It is not a de Polignac number, because 14443021393 - 2¹ = 14443021391 is a prime.

Together with 14443021391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14443021391) 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, 7221510696 + 7221510697.

It is an arithmetic number, because the mean of its divisors is an integer number (7221510697).

Almost surely, 2^14443021393 is an apocalyptic number.

It is an amenable number.

14443021393 is a deficient number, since it is larger than the sum of its proper divisors (1).

14443021393 is an equidigital number, since it uses as much as digits as its factorization.

14443021393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 14443021393 in words is "fourteen billion, four hundred forty-three million, twenty-one thousand, three hundred ninety-three".