1443140112 has 20 divisors (see below), whose sum is σ = 3728112080. Its totient is φ = 481046688.

The previous prime is 1443140093. The next prime is 1443140113. The reversal of 1443140112 is 2110413441.

It is not an unprimeable number, because it can be changed into a prime (1443140113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15032662 + ... + 15032757.

It is an arithmetic number, because the mean of its divisors is an integer number (186405604).

Almost surely, 2^1443140112 is an apocalyptic number.

1443140112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1443140112 is an abundant number, since it is smaller than the sum of its proper divisors (2284971968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1443140112 is a wasteful number, since it uses less digits than its factorization.

1443140112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30065430 (or 30065424 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1443140112 is about 37988.6839993175. The cubic root of 1443140112 is about 1130.0634605548.

Adding to 1443140112 its reverse (2110413441), we get a palindrome (3553553553).

The spelling of 1443140112 in words is "one billion, four hundred forty-three million, one hundred forty thousand, one hundred twelve".