1142054342 has 24 divisors (see below), whose sum is σ = 2023635960. Its totient is φ = 479182080.

The previous prime is 1142054341. The next prime is 1142054357. The reversal of 1142054342 is 2434502411.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142054341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149867 + ... + 157302.

It is an arithmetic number, because the mean of its divisors is an integer number (84318165).

Almost surely, 2^1142054342 is an apocalyptic number.

1142054342 is a deficient number, since it is larger than the sum of its proper divisors (881581618).

1142054342 is a wasteful number, since it uses less digits than its factorization.

1142054342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307208 (or 307195 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 1142054342 is about 33794.2945184539. The cubic root of 1142054342 is about 1045.2710519918.

Adding to 1142054342 its reverse (2434502411), we get a palindrome (3576556753).

The spelling of 1142054342 in words is "one billion, one hundred forty-two million, fifty-four thousand, three hundred forty-two".