118551525 has 12 divisors (see below), whose sum is σ = 196005312. Its totient is φ = 63227440.

The previous prime is 118551491. The next prime is 118551527. The reversal of 118551525 is 525155811.

It is not a de Polignac number, because 118551525 - 2⁷ = 118551397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118551527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 790269 + ... + 790418.

It is an arithmetic number, because the mean of its divisors is an integer number (16333776).

Almost surely, 2^118551525 is an apocalyptic number.

118551525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

118551525 is a deficient number, since it is larger than the sum of its proper divisors (77453787).

118551525 is a wasteful number, since it uses less digits than its factorization.

118551525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580700 (or 1580695 counting only the distinct ones).

The product of its digits is 10000, while the sum is 33.

The square root of 118551525 is about 10888.1368929675. The cubic root of 118551525 is about 491.2497944304.

The spelling of 118551525 in words is "one hundred eighteen million, five hundred fifty-one thousand, five hundred twenty-five".