112278447 has 8 divisors (see below), whose sum is σ = 166338480. Its totient is φ = 74852280.

The previous prime is 112278427. The next prime is 112278449. The reversal of 112278447 is 744872211.

It is not a de Polignac number, because 112278447 - 2⁸ = 112278191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112278449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2079204 + ... + 2079257.

It is an arithmetic number, because the mean of its divisors is an integer number (20792310).

Almost surely, 2^112278447 is an apocalyptic number.

112278447 is a deficient number, since it is larger than the sum of its proper divisors (54060033).

112278447 is an equidigital number, since it uses as much as digits as its factorization.

112278447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4158470 (or 4158464 counting only the distinct ones).

The product of its digits is 25088, while the sum is 36.

The square root of 112278447 is about 10596.1524620968. The cubic root of 112278447 is about 482.4275846829.

The spelling of 112278447 in words is "one hundred twelve million, two hundred seventy-eight thousand, four hundred forty-seven".