1140342131444 has 12 divisors (see below), whose sum is σ = 1998998391264. Its totient is φ = 569199733944.

The previous prime is 1140342131413. The next prime is 1140342131549. The reversal of 1140342131444 is 4441312430411.

It is a self number, because there is not a number n which added to its sum of digits gives 1140342131444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242830304 + ... + 242834999.

It is an arithmetic number, because the mean of its divisors is an integer number (166583199272).

Almost surely, 2^{1140342131444} is an apocalyptic number.

It is an amenable number.

1140342131444 is a deficient number, since it is larger than the sum of its proper divisors (858656259820).

1140342131444 is a wasteful number, since it uses less digits than its factorization.

1140342131444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485665894 (or 485665892 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 1140342131444 its reverse (4441312430411), we get a palindrome (5581654561855).

The spelling of 1140342131444 in words is "one trillion, one hundred forty billion, three hundred forty-two million, one hundred thirty-one thousand, four hundred forty-four".