118016111 has 4 divisors (see below), whose sum is σ = 118162800. Its totient is φ = 117869424.

The previous prime is 118016099. The next prime is 118016161. The reversal of 118016111 is 111610811.

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 118016111 - 2¹⁰ = 118015087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118016161) 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, 72131 + ... + 73748.

It is an arithmetic number, because the mean of its divisors is an integer number (29540700).

Almost surely, 2^118016111 is an apocalyptic number.

118016111 is a deficient number, since it is larger than the sum of its proper divisors (146689).

118016111 is an equidigital number, since it uses as much as digits as its factorization.

118016111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146688.

The product of its (nonzero) digits is 48, while the sum is 20.

The square root of 118016111 is about 10863.5220347731. The cubic root of 118016111 is about 490.5091348288.

Adding to 118016111 its reverse (111610811), we get a palindrome (229626922).

The spelling of 118016111 in words is "one hundred eighteen million, sixteen thousand, one hundred eleven".