1142242431004 has 12 divisors (see below), whose sum is σ = 1999037228944. Its totient is φ = 571088937024.

The previous prime is 1142242430981. The next prime is 1142242431067. The reversal of 1142242431004 is 4001342422411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7989912 + ... + 8131615.

Almost surely, 2^{1142242431004} is an apocalyptic number.

It is an amenable number.

1142242431004 is a deficient number, since it is larger than the sum of its proper divisors (856794797940).

1142242431004 is a wasteful number, since it uses less digits than its factorization.

1142242431004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16139244 (or 16139242 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1142242431004 its reverse (4001342422411), we get a palindrome (5143584853415).

The spelling of 1142242431004 in words is "one trillion, one hundred forty-two billion, two hundred forty-two million, four hundred thirty-one thousand, four".