1243416112 has 40 divisors (see below), whose sum is σ = 2429344512. Its totient is φ = 616512000.

The previous prime is 1243416049. The next prime is 1243416121. The reversal of 1243416112 is 2116143421.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1836318 + ... + 1836994.

Almost surely, 2^1243416112 is an apocalyptic number.

It is an amenable number.

1243416112 is a deficient number, since it is larger than the sum of its proper divisors (1185928400).

1243416112 is a wasteful number, since it uses less digits than its factorization.

1243416112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477 (or 1471 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 1243416112 is about 35262.1058928703. The cubic root of 1243416112 is about 1075.3227405216.

Adding to 1243416112 its reverse (2116143421), we get a palindrome (3359559533).

The spelling of 1243416112 in words is "one billion, two hundred forty-three million, four hundred sixteen thousand, one hundred twelve".