1142288384 has 26 divisors (see below), whose sum is σ = 2284306080. Its totient is φ = 571142144.

The previous prime is 1142288377. The next prime is 1142288401. The reversal of 1142288384 is 4838822411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135344 + ... + 143535.

Almost surely, 2^1142288384 is an apocalyptic number.

It is an amenable number.

1142288384 is a deficient number, since it is larger than the sum of its proper divisors (1142017696).

1142288384 is an frugal number, since it uses more digits than its factorization.

1142288384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278903 (or 278881 counting only the distinct ones).

The product of its digits is 98304, while the sum is 41.

The square root of 1142288384 is about 33797.7570853452. The cubic root of 1142288384 is about 1045.3424498256.

The spelling of 1142288384 in words is "one billion, one hundred forty-two million, two hundred eighty-eight thousand, three hundred eighty-four".