118518525 has 48 divisors (see below), whose sum is σ = 220878720. Its totient is φ = 62294400.

The previous prime is 118518481. The next prime is 118518539. The reversal of 118518525 is 525815811.

118518525 is a `hidden beast` number, since 118 + 5 + 18 + 525 = 666.

It is not a de Polignac number, because 118518525 - 2⁶ = 118518461 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118518525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46689 + ... + 49161.

It is an arithmetic number, because the mean of its divisors is an integer number (4601640).

Almost surely, 2^118518525 is an apocalyptic number.

118518525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118518525 is a deficient number, since it is larger than the sum of its proper divisors (102360195).

118518525 is a wasteful number, since it uses less digits than its factorization.

118518525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2563 (or 2552 counting only the distinct ones).

The product of its digits is 16000, while the sum is 36.

The square root of 118518525 is about 10886.6213767174. The cubic root of 118518525 is about 491.2042087730.

The spelling of 118518525 in words is "one hundred eighteen million, five hundred eighteen thousand, five hundred twenty-five".