1140042240443 has 8 divisors (see below), whose sum is σ = 1148270025840. Its totient is φ = 1131814827360.

The previous prime is 1140042240329. The next prime is 1140042240481. The reversal of 1140042240443 is 3440422400411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1140042240443 - 2¹⁶ = 1140042174907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140042270443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9926021 + ... + 10040217.

It is an arithmetic number, because the mean of its divisors is an integer number (143533753230).

Almost surely, 2^{1140042240443} is an apocalyptic number.

1140042240443 is a deficient number, since it is larger than the sum of its proper divisors (8227785397).

1140042240443 is a wasteful number, since it uses less digits than its factorization.

1140042240443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186157.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1140042240443 its reverse (3440422400411), we get a palindrome (4580464640854).

The spelling of 1140042240443 in words is "one trillion, one hundred forty billion, forty-two million, two hundred forty thousand, four hundred forty-three".