18414107 has 4 divisors (see below), whose sum is σ = 18430320. Its totient is φ = 18397896.

The previous prime is 18414091. The next prime is 18414127. The reversal of 18414107 is 70141481.

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 18414107 - 2⁴ = 18414091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18414127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6263 + ... + 8720.

It is an arithmetic number, because the mean of its divisors is an integer number (4607580).

Almost surely, 2^18414107 is an apocalyptic number.

18414107 is a deficient number, since it is larger than the sum of its proper divisors (16213).

18414107 is a wasteful number, since it uses less digits than its factorization.

18414107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16212.

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 18414107 is about 4291.1661585168. The cubic root of 18414107 is about 264.0686756979.

Adding to 18414107 its reverse (70141481), we get a palindrome (88555588).

The spelling of 18414107 in words is "eighteen million, four hundred fourteen thousand, one hundred seven".