1140244403143 has 32 divisors (see below), whose sum is σ = 1190659979520. Its totient is φ = 1091183063040.

The previous prime is 1140244403117. The next prime is 1140244403159. The reversal of 1140244403143 is 3413044420411.

It is a cyclic number.

It is not a de Polignac number, because 1140244403143 - 2¹⁷ = 1140244272071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140244403113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321465496 + ... + 321469042.

It is an arithmetic number, because the mean of its divisors is an integer number (37208124360).

Almost surely, 2^{1140244403143} is an apocalyptic number.

1140244403143 is a deficient number, since it is larger than the sum of its proper divisors (50415576377).

1140244403143 is a wasteful number, since it uses less digits than its factorization.

1140244403143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447.

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

Adding to 1140244403143 its reverse (3413044420411), we get a palindrome (4553288823554).

The spelling of 1140244403143 in words is "one trillion, one hundred forty billion, two hundred forty-four million, four hundred three thousand, one hundred forty-three".