1143550444443 has 72 divisors (see below), whose sum is σ = 1835152885440. Its totient is φ = 628033396320.

The previous prime is 1143550444369. The next prime is 1143550444447. The reversal of 1143550444443 is 3444440553411.

It is not a de Polignac number, because 1143550444443 - 2¹³ = 1143550436251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143550444395 and 1143550444404.

It is not an unprimeable number, because it can be changed into a prime (1143550444447) 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 71 ways as a sum of consecutive naturals, for example, 6211248 + ... + 6392706.

It is an arithmetic number, because the mean of its divisors is an integer number (25488234520).

Almost surely, 2^{1143550444443} is an apocalyptic number.

1143550444443 is a deficient number, since it is larger than the sum of its proper divisors (691602440997).

1143550444443 is a wasteful number, since it uses less digits than its factorization.

1143550444443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181557 (or 181515 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 1143550444443 its reverse (3444440553411), we get a palindrome (4587990997854).

The spelling of 1143550444443 in words is "one trillion, one hundred forty-three billion, five hundred fifty million, four hundred forty-four thousand, four hundred forty-three".