118012611 has 4 divisors (see below), whose sum is σ = 157350152. Its totient is φ = 78675072.

The previous prime is 118012577. The next prime is 118012627. The reversal of 118012611 is 116210811.

It is a happy number.

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

It is not a de Polignac number, because 118012611 - 2⁷ = 118012483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118012711) 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, 19668766 + ... + 19668771.

It is an arithmetic number, because the mean of its divisors is an integer number (39337538).

Almost surely, 2^118012611 is an apocalyptic number.

118012611 is a deficient number, since it is larger than the sum of its proper divisors (39337541).

118012611 is an equidigital number, since it uses as much as digits as its factorization.

118012611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39337540.

The product of its (nonzero) digits is 96, while the sum is 21.

The square root of 118012611 is about 10863.3609440173. The cubic root of 118012611 is about 490.5042857763.

The spelling of 118012611 in words is "one hundred eighteen million, twelve thousand, six hundred eleven".