112115400 has 48 divisors (see below), whose sum is σ = 347559600. Its totient is φ = 29897280.

The previous prime is 112115389. The next prime is 112115411. The reversal of 112115400 is 4511211.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (112115389) and next prime (112115411).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 112115400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92830 + ... + 94029.

It is an arithmetic number, because the mean of its divisors is an integer number (7240825).

Almost surely, 2^112115400 is an apocalyptic number.

112115400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112115400 is an abundant number, since it is smaller than the sum of its proper divisors (235444200).

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

112115400 is a wasteful number, since it uses less digits than its factorization.

112115400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186878 (or 186869 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 112115400 is about 10588.4559780924. The cubic root of 112115400 is about 482.1939498275.

Adding to 112115400 its reverse (4511211), we get a palindrome (116626611).

The spelling of 112115400 in words is "one hundred twelve million, one hundred fifteen thousand, four hundred".