1440111022393 has 2 divisors, whose sum is σ = 1440111022394. Its totient is φ = 1440111022392.

The previous prime is 1440111022391. The next prime is 1440111022451. The reversal of 1440111022393 is 3932201110441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1284214765824 + 155896256569 = 1133232^2 + 394837^2 .

It is a cyclic number.

It is not a de Polignac number, because 1440111022393 - 2¹ = 1440111022391 is a prime.

Together with 1440111022391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1440111022391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720055511196 + 720055511197.

It is an arithmetic number, because the mean of its divisors is an integer number (720055511197).

Almost surely, 2^{1440111022393} is an apocalyptic number.

It is an amenable number.

1440111022393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440111022393 is an equidigital number, since it uses as much as digits as its factorization.

1440111022393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 1440111022393 in words is "one trillion, four hundred forty billion, one hundred eleven million, twenty-two thousand, three hundred ninety-three".