1142112236 has 12 divisors (see below), whose sum is σ = 2047445400. Its totient is φ = 557127840.

The previous prime is 1142112227. The next prime is 1142112247. The reversal of 1142112236 is 6322112411.

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, 3481886 + ... + 3482213.

It is an arithmetic number, because the mean of its divisors is an integer number (170620450).

Almost surely, 2^1142112236 is an apocalyptic number.

It is an amenable number.

1142112236 is a deficient number, since it is larger than the sum of its proper divisors (905333164).

1142112236 is a wasteful number, since it uses less digits than its factorization.

1142112236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6964144 (or 6964142 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

The square root of 1142112236 is about 33795.1510723062. The cubic root of 1142112236 is about 1045.2887142862.

Adding to 1142112236 its reverse (6322112411), we get a palindrome (7464224647).

The spelling of 1142112236 in words is "one billion, one hundred forty-two million, one hundred twelve thousand, two hundred thirty-six".