112403144 has 16 divisors (see below), whose sum is σ = 240864000. Its totient is φ = 48172752.

The previous prime is 112403141. The next prime is 112403147. The reversal of 112403144 is 441304211.

It is an interprime number because it is at equal distance from previous prime (112403141) and next prime (112403147).

It is not an unprimeable number, because it can be changed into a prime (112403141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1003544 + ... + 1003655.

It is an arithmetic number, because the mean of its divisors is an integer number (15054000).

Almost surely, 2^112403144 is an apocalyptic number.

112403144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

112403144 is an abundant number, since it is smaller than the sum of its proper divisors (128460856).

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

112403144 is a wasteful number, since it uses less digits than its factorization.

112403144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007212 (or 2007208 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 112403144 is about 10602.0348990182. The cubic root of 112403144 is about 482.6061140965.

Adding to 112403144 its reverse (441304211), we get a palindrome (553707355).

The spelling of 112403144 in words is "one hundred twelve million, four hundred three thousand, one hundred forty-four".