1112312043 has 6 divisors (see below), whose sum is σ = 1606672964. Its totient is φ = 741541356.

The previous prime is 1112312029. The next prime is 1112312053. The reversal of 1112312043 is 3402132111.

It is not a de Polignac number, because 1112312043 - 2⁴ = 1112312027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112312053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61795105 + ... + 61795122.

Almost surely, 2^1112312043 is an apocalyptic number.

1112312043 is a deficient number, since it is larger than the sum of its proper divisors (494360921).

1112312043 is a wasteful number, since it uses less digits than its factorization.

1112312043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123590233 (or 123590230 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1112312043 is about 33351.3424467442. The cubic root of 1112312043 is about 1036.1171917512.

Adding to 1112312043 its reverse (3402132111), we get a palindrome (4514444154).

The spelling of 1112312043 in words is "one billion, one hundred twelve million, three hundred twelve thousand, forty-three".