112378417 has 4 divisors (see below), whose sum is σ = 115119396. Its totient is φ = 109637440.

The previous prime is 112378403. The next prime is 112378439. The reversal of 112378417 is 714873211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14447601 + 97930816 = 3801^2 + 9896^2 .

It is a cyclic number.

It is not a de Polignac number, because 112378417 - 2⁷ = 112378289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112378117) 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, 1370428 + ... + 1370509.

It is an arithmetic number, because the mean of its divisors is an integer number (28779849).

Almost surely, 2^112378417 is an apocalyptic number.

It is an amenable number.

112378417 is a deficient number, since it is larger than the sum of its proper divisors (2740979).

112378417 is an equidigital number, since it uses as much as digits as its factorization.

112378417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740978.

The product of its digits is 9408, while the sum is 34.

The square root of 112378417 is about 10600.8686908196. The cubic root of 112378417 is about 482.5707228073.

The spelling of 112378417 in words is "one hundred twelve million, three hundred seventy-eight thousand, four hundred seventeen".