1144145282 has 16 divisors (see below), whose sum is σ = 1961884800. Its totient is φ = 490224768.

The previous prime is 1144145273. The next prime is 1144145293. The reversal of 1144145282 is 2825414411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68018 + ... + 83154.

It is an arithmetic number, because the mean of its divisors is an integer number (122617800).

Almost surely, 2^1144145282 is an apocalyptic number.

1144145282 is a deficient number, since it is larger than the sum of its proper divisors (817739518).

1144145282 is a wasteful number, since it uses less digits than its factorization.

1144145282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20545.

The product of its digits is 10240, while the sum is 32.

The square root of 1144145282 is about 33825.2166585818. The cubic root of 1144145282 is about 1045.9085775710.

Adding to 1144145282 its reverse (2825414411), we get a palindrome (3969559693).

The spelling of 1144145282 in words is "one billion, one hundred forty-four million, one hundred forty-five thousand, two hundred eighty-two".