1143440424013 has 8 divisors (see below), whose sum is σ = 1148322283488. Its totient is φ = 1138563988944.

The previous prime is 1143440423969. The next prime is 1143440424037. The reversal of 1143440424013 is 3104240443411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1143440424013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143440424053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 933331 + ... + 1777072.

It is an arithmetic number, because the mean of its divisors is an integer number (143540285436).

Almost surely, 2^{1143440424013} is an apocalyptic number.

It is an amenable number.

1143440424013 is a deficient number, since it is larger than the sum of its proper divisors (4881859475).

1143440424013 is a wasteful number, since it uses less digits than its factorization.

1143440424013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2712203.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1143440424013 its reverse (3104240443411), we get a palindrome (4247680867424).

The spelling of 1143440424013 in words is "one trillion, one hundred forty-three billion, four hundred forty million, four hundred twenty-four thousand, thirteen".