1013143241444 has 12 divisors (see below), whose sum is σ = 1773010512000. Its totient is φ = 506568809448.

The previous prime is 1013143241441. The next prime is 1013143241477. The reversal of 1013143241444 is 4441423413101.

It is a self number, because there is not a number n which added to its sum of digits gives 1013143241444.

It is not an unprimeable number, because it can be changed into a prime (1013143241441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252257 + ... + 1445655.

It is an arithmetic number, because the mean of its divisors is an integer number (147750876000).

Almost surely, 2^{1013143241444} is an apocalyptic number.

It is an amenable number.

1013143241444 is a deficient number, since it is larger than the sum of its proper divisors (759867270556).

1013143241444 is a wasteful number, since it uses less digits than its factorization.

1013143241444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405642 (or 1405640 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 1013143241444 its reverse (4441423413101), we get a palindrome (5454566654545).

The spelling of 1013143241444 in words is "one trillion, thirteen billion, one hundred forty-three million, two hundred forty-one thousand, four hundred forty-four".