165041120 has 24 divisors (see below), whose sum is σ = 389910024. Its totient is φ = 66016384.

The previous prime is 165041119. The next prime is 165041131. The reversal of 165041120 is 21140561.

165041120 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 (20).

It is a junction number, because it is equal to n+sod(n) for n = 165041092 and 165041101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515594 + ... + 515913.

It is an arithmetic number, because the mean of its divisors is an integer number (16246251).

Almost surely, 2^165041120 is an apocalyptic number.

165041120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

165041120 is an abundant number, since it is smaller than the sum of its proper divisors (224868904).

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

165041120 is a wasteful number, since it uses less digits than its factorization.

165041120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031522 (or 1031514 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 165041120 is about 12846.8330727849. The cubic root of 165041120 is about 548.5262141347.

Adding to 165041120 its reverse (21140561), we get a palindrome (186181681).

The spelling of 165041120 in words is "one hundred sixty-five million, forty-one thousand, one hundred twenty".