112506805 has 16 divisors (see below), whose sum is σ = 142041600. Its totient is φ = 85422400.

The previous prime is 112506803. The next prime is 112506817. The reversal of 112506805 is 508605211.

It is not a de Polignac number, because 112506805 - 2¹ = 112506803 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112506803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1980 + ... + 15130.

It is an arithmetic number, because the mean of its divisors is an integer number (8877600).

Almost surely, 2^112506805 is an apocalyptic number.

It is an amenable number.

112506805 is a deficient number, since it is larger than the sum of its proper divisors (29534795).

112506805 is a wasteful number, since it uses less digits than its factorization.

112506805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13244.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 112506805 is about 10606.9225037237. The cubic root of 112506805 is about 482.7544256699.

It can be divided in two parts, 112506 and 805, that added together give a palindrome (113311).

The spelling of 112506805 in words is "one hundred twelve million, five hundred six thousand, eight hundred five".