1141042043442 has 64 divisors (see below), whose sum is σ = 2664393191424. Its totient is φ = 318979073280.

The previous prime is 1141042043419. The next prime is 1141042043461. The reversal of 1141042043442 is 2443402401411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6568618 + ... + 6740090.

It is an arithmetic number, because the mean of its divisors is an integer number (41631143616).

Almost surely, 2^{1141042043442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1141042043442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1332196595712).

1141042043442 is an abundant number, since it is smaller than the sum of its proper divisors (1523351147982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141042043442 is a wasteful number, since it uses less digits than its factorization.

1141042043442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174903.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 1141042043442 its reverse (2443402401411), we get a palindrome (3584444444853).

The spelling of 1141042043442 in words is "one trillion, one hundred forty-one billion, forty-two million, forty-three thousand, four hundred forty-two".