118511853 has 16 divisors (see below), whose sum is σ = 167096832. Its totient is φ = 74592000.

The previous prime is 118511849. The next prime is 118511867. The reversal of 118511853 is 358115811.

It is not a de Polignac number, because 118511853 - 2² = 118511849 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118511153) 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 15 ways as a sum of consecutive naturals, for example, 11728 + ... + 19353.

It is an arithmetic number, because the mean of its divisors is an integer number (10443552).

Almost surely, 2^118511853 is an apocalyptic number.

It is an amenable number.

118511853 is a deficient number, since it is larger than the sum of its proper divisors (48584979).

118511853 is a wasteful number, since it uses less digits than its factorization.

118511853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31156.

The product of its digits is 4800, while the sum is 33.

The square root of 118511853 is about 10886.3149412462. The cubic root of 118511853 is about 491.1949911535.

The spelling of 118511853 in words is "one hundred eighteen million, five hundred eleven thousand, eight hundred fifty-three".