1440342442103 has 2 divisors, whose sum is σ = 1440342442104. Its totient is φ = 1440342442102.

The previous prime is 1440342442093. The next prime is 1440342442111. The reversal of 1440342442103 is 3012442430441.

It is a strong prime.

It is an emirp because it is prime and its reverse (3012442430441) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1440342442103 - 2⁴ = 1440342442087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1440342442103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1440342442193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720171221051 + 720171221052.

It is an arithmetic number, because the mean of its divisors is an integer number (720171221052).

Almost surely, 2^{1440342442103} is an apocalyptic number.

1440342442103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1440342442103 is an equidigital number, since it uses as much as digits as its factorization.

1440342442103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1440342442103 its reverse (3012442430441), we get a palindrome (4452784872544).

The spelling of 1440342442103 in words is "one trillion, four hundred forty billion, three hundred forty-two million, four hundred forty-two thousand, one hundred three".