112145646 has 8 divisors (see below), whose sum is σ = 224291304. Its totient is φ = 37381880.

The previous prime is 112145641. The next prime is 112145647. The reversal of 112145646 is 646541211.

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

112145646 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112145641) 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 3 ways as a sum of consecutive naturals, for example, 9345465 + ... + 9345476.

It is an arithmetic number, because the mean of its divisors is an integer number (28036413).

Almost surely, 2^112145646 is an apocalyptic number.

112145646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

112145646 is a wasteful number, since it uses less digits than its factorization.

112145646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18690946.

The product of its digits is 5760, while the sum is 30.

The square root of 112145646 is about 10589.8841353435. The cubic root of 112145646 is about 482.2373073172.

Adding to 112145646 its reverse (646541211), we get a palindrome (758686857).

The spelling of 112145646 in words is "one hundred twelve million, one hundred forty-five thousand, six hundred forty-six".