1143442044142 has 16 divisors (see below), whose sum is σ = 1805579796240. Its totient is φ = 541586945088.

The previous prime is 1143442044139. The next prime is 1143442044179. The reversal of 1143442044142 is 2414402443411.

It is a junction number, because it is equal to n+sod(n) for n = 1143442044098 and 1143442044107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726343 + ... + 1677634.

It is an arithmetic number, because the mean of its divisors is an integer number (112848737265).

Almost surely, 2^{1143442044142} is an apocalyptic number.

1143442044142 is a deficient number, since it is larger than the sum of its proper divisors (662137752098).

1143442044142 is a wasteful number, since it uses less digits than its factorization.

1143442044142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2416515.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 1143442044142 its reverse (2414402443411), we get a palindrome (3557844487553).

The spelling of 1143442044142 in words is "one trillion, one hundred forty-three billion, four hundred forty-two million, forty-four thousand, one hundred forty-two".