112145605 has 32 divisors (see below), whose sum is σ = 160530048. Its totient is φ = 74131200.

The previous prime is 112145603. The next prime is 112145611. The reversal of 112145605 is 506541211.

It is a happy number.

It is not a de Polignac number, because 112145605 - 2¹ = 112145603 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112145605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112145603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46735 + ... + 49075.

It is an arithmetic number, because the mean of its divisors is an integer number (5016564).

Almost surely, 2^112145605 is an apocalyptic number.

It is an amenable number.

112145605 is a deficient number, since it is larger than the sum of its proper divisors (48384443).

112145605 is a wasteful number, since it uses less digits than its factorization.

112145605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2437.

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 112145605 is about 10589.8821995337. The cubic root of 112145605 is about 482.2372485492.

Adding to 112145605 its reverse (506541211), we get a palindrome (618686816).

The spelling of 112145605 in words is "one hundred twelve million, one hundred forty-five thousand, six hundred five".