165300120 has 48 divisors (see below), whose sum is σ = 537226560. Its totient is φ = 44079936.

The previous prime is 165300097. The next prime is 165300131. The reversal of 165300120 is 21003561.

165300120 is a `hidden beast` number, since 1 + 653 + 0 + 0 + 12 + 0 = 666.

165300120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 165300093 and 165300102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 229224 + ... + 229943.

It is an arithmetic number, because the mean of its divisors is an integer number (11192220).

Almost surely, 2^165300120 is an apocalyptic number.

165300120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165300120 is an abundant number, since it is smaller than the sum of its proper divisors (371926440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

165300120 is a wasteful number, since it uses less digits than its factorization.

165300120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459184 (or 459177 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 165300120 is about 12856.9094264524. The cubic root of 165300120 is about 548.8129993068.

Adding to 165300120 its reverse (21003561), we get a palindrome (186303681).

The spelling of 165300120 in words is "one hundred sixty-five million, three hundred thousand, one hundred twenty".