1440041314243 has 16 divisors (see below), whose sum is σ = 1661581958400. Its totient is φ = 1222503536736.

The previous prime is 1440041314241. The next prime is 1440041314249. The reversal of 1440041314243 is 3424131400441.

It is a cyclic number.

It is not a de Polignac number, because 1440041314243 - 2¹ = 1440041314241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1440041314241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1627521 + ... + 2351362.

It is an arithmetic number, because the mean of its divisors is an integer number (103848872400).

Almost surely, 2^{1440041314243} is an apocalyptic number.

1440041314243 is a deficient number, since it is larger than the sum of its proper divisors (221540644157).

1440041314243 is a wasteful number, since it uses less digits than its factorization.

1440041314243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979386.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1440041314243 its reverse (3424131400441), we get a palindrome (4864172714684).

The spelling of 1440041314243 in words is "one trillion, four hundred forty billion, forty-one million, three hundred fourteen thousand, two hundred forty-three".