1310444421443 has 2 divisors, whose sum is σ = 1310444421444. Its totient is φ = 1310444421442.

The previous prime is 1310444421379. The next prime is 1310444421457. The reversal of 1310444421443 is 3441244440131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1310444421443 - 2⁶ = 1310444421379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1310444421463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655222210721 + 655222210722.

It is an arithmetic number, because the mean of its divisors is an integer number (655222210722).

Almost surely, 2^{1310444421443} is an apocalyptic number.

1310444421443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310444421443 is an equidigital number, since it uses as much as digits as its factorization.

1310444421443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 1310444421443 its reverse (3441244440131), we get a palindrome (4751688861574).

The spelling of 1310444421443 in words is "one trillion, three hundred ten billion, four hundred forty-four million, four hundred twenty-one thousand, four hundred forty-three".