111480878 has 4 divisors (see below), whose sum is σ = 167221320. Its totient is φ = 55740438.

The previous prime is 111480877. The next prime is 111480893. The reversal of 111480878 is 878084111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111480877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27870218 + ... + 27870221.

It is an arithmetic number, because the mean of its divisors is an integer number (41805330).

Almost surely, 2^111480878 is an apocalyptic number.

111480878 is a deficient number, since it is larger than the sum of its proper divisors (55740442).

111480878 is an equidigital number, since it uses as much as digits as its factorization.

111480878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55740441.

The product of its (nonzero) digits is 14336, while the sum is 38.

The square root of 111480878 is about 10558.4505492047. The cubic root of 111480878 is about 481.2825624113.

The spelling of 111480878 in words is "one hundred eleven million, four hundred eighty thousand, eight hundred seventy-eight".