112400505 has 48 divisors (see below), whose sum is σ = 223741440. Its totient is φ = 51133824.

The previous prime is 112400479. The next prime is 112400527. The reversal of 112400505 is 505004211.

It is not a de Polignac number, because 112400505 - 2⁹ = 112399993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74539 + ... + 76031.

It is an arithmetic number, because the mean of its divisors is an integer number (4661280).

Almost surely, 2^112400505 is an apocalyptic number.

112400505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112400505 is a deficient number, since it is larger than the sum of its proper divisors (111340935).

112400505 is a wasteful number, since it uses less digits than its factorization.

112400505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750 (or 1747 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 112400505 is about 10601.9104410479. The cubic root of 112400505 is about 482.6023371930.

Adding to 112400505 its reverse (505004211), we get a palindrome (617404716).

The spelling of 112400505 in words is "one hundred twelve million, four hundred thousand, five hundred five".