118011 has 8 divisors (see below), whose sum is σ = 159040. Its totient is φ = 77832.

The previous prime is 117991. The next prime is 118033. The reversal of 118011 is 110811.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 118011 - 2⁵ = 117979 is a prime.

It is a super-2 number, since 2×118011² = 27853192242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276 + ... + 558.

It is an arithmetic number, because the mean of its divisors is an integer number (19880).

2¹¹⁸⁰¹¹ is an apocalyptic number.

118011 is a deficient number, since it is larger than the sum of its proper divisors (41029).

118011 is a wasteful number, since it uses less digits than its factorization.

118011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 118011 is about 343.5272914922. The cubic root of 118011 is about 49.0502053794.

Adding to 118011 its reverse (110811), we get a palindrome (228822).

The spelling of 118011 in words is "one hundred eighteen thousand, eleven".