1143241423444 has 12 divisors (see below), whose sum is σ = 2016425818624. Its totient is φ = 567119760984.

The previous prime is 1143241423403. The next prime is 1143241423447. The reversal of 1143241423444 is 4443241423411.

It is a super-2 number, since 2×1143241423444² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143241423447) 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, 1125237114 + ... + 1125238129.

Almost surely, 2^{1143241423444} is an apocalyptic number.

It is an amenable number.

1143241423444 is a deficient number, since it is larger than the sum of its proper divisors (873184395180).

1143241423444 is a wasteful number, since it uses less digits than its factorization.

1143241423444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250475374 (or 2250475372 counting only the distinct ones).

The product of its digits is 147456, while the sum is 37.

Adding to 1143241423444 its reverse (4443241423411), we get a palindrome (5586482846855).

The spelling of 1143241423444 in words is "one trillion, one hundred forty-three billion, two hundred forty-one million, four hundred twenty-three thousand, four hundred forty-four".