1442403112 has 16 divisors (see below), whose sum is σ = 2708475840. Its totient is φ = 720142896.

The previous prime is 1442403103. The next prime is 1442403113. The reversal of 1442403112 is 2113042441.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1442403113) 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, 126528 + ... + 137455.

It is an arithmetic number, because the mean of its divisors is an integer number (169279740).

Almost surely, 2^1442403112 is an apocalyptic number.

It is an amenable number.

1442403112 is a deficient number, since it is larger than the sum of its proper divisors (1266072728).

1442403112 is a wasteful number, since it uses less digits than its factorization.

1442403112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264672 (or 264668 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1442403112 is about 37978.9825034847. The cubic root of 1442403112 is about 1129.8710563705.

Adding to 1442403112 its reverse (2113042441), we get a palindrome (3555445553).

The spelling of 1442403112 in words is "one billion, four hundred forty-two million, four hundred three thousand, one hundred twelve".