112403520 has 168 divisors, whose sum is σ = 399409920. Its totient is φ = 28984320.

The previous prime is 112403519. The next prime is 112403527. The reversal of 112403520 is 25304211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 112403493 and 112403502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112403527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88651 + ... + 89909.

It is an arithmetic number, because the mean of its divisors is an integer number (2377440).

Almost surely, 2^112403520 is an apocalyptic number.

112403520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112403520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199704960).

112403520 is an abundant number, since it is smaller than the sum of its proper divisors (287006400).

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

112403520 is a wasteful number, since it uses less digits than its factorization.

112403520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313 (or 1300 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 112403520 is about 10602.0526314483. The cubic root of 112403520 is about 482.6066522182.

Adding to 112403520 its reverse (25304211), we get a palindrome (137707731).

The spelling of 112403520 in words is "one hundred twelve million, four hundred three thousand, five hundred twenty".