1140242442143 has 16 divisors (see below), whose sum is σ = 1314286176000. Its totient is φ = 969005737152.

The previous prime is 1140242442107. The next prime is 1140242442151. The reversal of 1140242442143 is 3412442420411.

It is a cyclic number.

It is not a de Polignac number, because 1140242442143 - 2²⁶ = 1140175333279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140242442103) 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, 73838 + ... + 1511931.

It is an arithmetic number, because the mean of its divisors is an integer number (82142886000).

Almost surely, 2^{1140242442143} is an apocalyptic number.

1140242442143 is a deficient number, since it is larger than the sum of its proper divisors (174043733857).

1140242442143 is a wasteful number, since it uses less digits than its factorization.

1140242442143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1586654.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 1140242442143 its reverse (3412442420411), we get a palindrome (4552684862554).

The spelling of 1140242442143 in words is "one trillion, one hundred forty billion, two hundred forty-two million, four hundred forty-two thousand, one hundred forty-three".