112478 has 4 divisors (see below), whose sum is σ = 168720. Its totient is φ = 56238.

The previous prime is 112459. The next prime is 112481. The reversal of 112478 is 874211.

112478 is nontrivially palindromic in base 14.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 874211 = 13 ⋅67247.

It is an Ulam number.

It is a plaindrome in base 10.

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28118 + ... + 28121.

It is an arithmetic number, because the mean of its divisors is an integer number (42180).

2¹¹²⁴⁷⁸ is an apocalyptic number.

112478 is a deficient number, since it is larger than the sum of its proper divisors (56242).

112478 is an equidigital number, since it uses as much as digits as its factorization.

112478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56241.

The product of its digits is 448, while the sum is 23.

The square root of 112478 is about 335.3773993578. The cubic root of 112478 is about 48.2713222449.

Adding to 112478 its reverse (874211), we get a palindrome (986689).

The spelling of 112478 in words is "one hundred twelve thousand, four hundred seventy-eight".