112409855 has 12 divisors (see below), whose sum is σ = 141015000. Its totient is φ = 86015952.

The previous prime is 112409851. The next prime is 112409861. The reversal of 112409855 is 558904211.

It is not a de Polignac number, because 112409855 - 2² = 112409851 is a prime.

It is a super-2 number, since 2×112409855² = 25271951002242050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112409851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18605 + ... + 23894.

It is an arithmetic number, because the mean of its divisors is an integer number (11751250).

Almost surely, 2^112409855 is an apocalyptic number.

112409855 is a deficient number, since it is larger than the sum of its proper divisors (28605145).

112409855 is an equidigital number, since it uses as much as digits as its factorization.

112409855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42550 (or 42527 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 112409855 is about 10602.3513901398. The cubic root of 112409855 is about 482.6157185289.

The spelling of 112409855 in words is "one hundred twelve million, four hundred nine thousand, eight hundred fifty-five".