111481107 has 4 divisors (see below), whose sum is σ = 148641480. Its totient is φ = 74320736.

The previous prime is 111481067. The next prime is 111481109. The reversal of 111481107 is 701184111.

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

It is a cyclic number.

It is not a de Polignac number, because 111481107 - 2⁶ = 111481043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111481109) 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 in 3 ways as a sum of consecutive naturals, for example, 18580182 + ... + 18580187.

It is an arithmetic number, because the mean of its divisors is an integer number (37160370).

Almost surely, 2^111481107 is an apocalyptic number.

111481107 is a deficient number, since it is larger than the sum of its proper divisors (37160373).

111481107 is an equidigital number, since it uses as much as digits as its factorization.

111481107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37160372.

The product of its (nonzero) digits is 224, while the sum is 24.

The square root of 111481107 is about 10558.4613935933. The cubic root of 111481107 is about 481.2828919555.

The spelling of 111481107 in words is "one hundred eleven million, four hundred eighty-one thousand, one hundred seven".