1142351344 has 20 divisors (see below), whose sum is σ = 2220297624. Its totient is φ = 569371328.

The previous prime is 1142351339. The next prime is 1142351359. The reversal of 1142351344 is 4431532411.

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, 107542 + ... + 117685.

Almost surely, 2^1142351344 is an apocalyptic number.

It is an amenable number.

1142351344 is a deficient number, since it is larger than the sum of its proper divisors (1077946280).

1142351344 is a wasteful number, since it uses less digits than its factorization.

1142351344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225552 (or 225546 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 1142351344 is about 33798.6884952656. The cubic root of 1142351344 is about 1045.3616550025.

Adding to 1142351344 its reverse (4431532411), we get a palindrome (5573883755).

The spelling of 1142351344 in words is "one billion, one hundred forty-two million, three hundred fifty-one thousand, three hundred forty-four".