1143040043020 has 12 divisors (see below), whose sum is σ = 2400384090384. Its totient is φ = 457216017200.

The previous prime is 1143040043017. The next prime is 1143040043029. The reversal of 1143040043020 is 203400403411.

It is a junction number, because it is equal to n+sod(n) for n = 1143040042982 and 1143040043000.

It is not an unprimeable number, because it can be changed into a prime (1143040043029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28576001056 + ... + 28576001095.

It is an arithmetic number, because the mean of its divisors is an integer number (200032007532).

Almost surely, 2^{1143040043020} is an apocalyptic number.

1143040043020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143040043020 is an abundant number, since it is smaller than the sum of its proper divisors (1257344047364).

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

1143040043020 is a wasteful number, since it uses less digits than its factorization.

1143040043020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57152002160 (or 57152002158 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1143040043020 its reverse (203400403411), we get a palindrome (1346440446431).

The spelling of 1143040043020 in words is "one trillion, one hundred forty-three billion, forty million, forty-three thousand, twenty".