112005406 has 8 divisors (see below), whose sum is σ = 168549264. Its totient is φ = 55822320.

The previous prime is 112005391. The next prime is 112005407. The reversal of 112005406 is 604500211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112005407) 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 3 ways as a sum of consecutive naturals, for example, 89415 + ... + 90658.

It is an arithmetic number, because the mean of its divisors is an integer number (21068658).

Almost surely, 2^112005406 is an apocalyptic number.

112005406 is a deficient number, since it is larger than the sum of its proper divisors (56543858).

112005406 is a wasteful number, since it uses less digits than its factorization.

112005406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180386.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 112005406 is about 10583.2606506691. The cubic root of 112005406 is about 482.0362082038.

Adding to 112005406 its reverse (604500211), we get a palindrome (716505617).

The spelling of 112005406 in words is "one hundred twelve million, five thousand, four hundred six".