118340285 has 8 divisors (see below), whose sum is σ = 162295296. Its totient is φ = 81147600.

The previous prime is 118340279. The next prime is 118340293. The reversal of 118340285 is 582043811.

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

It is not a de Polignac number, because 118340285 - 2¹² = 118336189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1690541 + ... + 1690610.

It is an arithmetic number, because the mean of its divisors is an integer number (20286912).

Almost surely, 2^118340285 is an apocalyptic number.

It is an amenable number.

118340285 is a deficient number, since it is larger than the sum of its proper divisors (43955011).

118340285 is an equidigital number, since it uses as much as digits as its factorization.

118340285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3381163.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 118340285 is about 10878.4321021000. The cubic root of 118340285 is about 490.9578445729.

The spelling of 118340285 in words is "one hundred eighteen million, three hundred forty thousand, two hundred eighty-five".