1042444214393 has 2 divisors, whose sum is σ = 1042444214394. Its totient is φ = 1042444214392.

The previous prime is 1042444214389. The next prime is 1042444214417. The reversal of 1042444214393 is 3934124442401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 918622568704 + 123821645689 = 958448^2 + 351883^2 .

It is a cyclic number.

It is not a de Polignac number, because 1042444214393 - 2² = 1042444214389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1042444214393.

It is not a weakly prime, because it can be changed into another prime (1042444214353) 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, 521222107196 + 521222107197.

It is an arithmetic number, because the mean of its divisors is an integer number (521222107197).

Almost surely, 2^{1042444214393} is an apocalyptic number.

It is an amenable number.

1042444214393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1042444214393 is an equidigital number, since it uses as much as digits as its factorization.

1042444214393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 41.

Adding to 1042444214393 its reverse (3934124442401), we get a palindrome (4976568656794).

The spelling of 1042444214393 in words is "one trillion, forty-two billion, four hundred forty-four million, two hundred fourteen thousand, three hundred ninety-three".