165045411 has 8 divisors (see below), whose sum is σ = 244511760. Its totient is φ = 110030256.

The previous prime is 165045383. The next prime is 165045421. The reversal of 165045411 is 114540561.

165045411 is a `hidden beast` number, since 1 + 650 + 4 + 5 + 4 + 1 + 1 = 666.

165045411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 165045411 - 2⁵ = 165045379 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 6112793 = 165045411 / (1 + 6 + 5 + 0 + 4 + 5 + 4 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (165045421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3056370 + ... + 3056423.

It is an arithmetic number, because the mean of its divisors is an integer number (30563970).

Almost surely, 2^165045411 is an apocalyptic number.

165045411 is a deficient number, since it is larger than the sum of its proper divisors (79466349).

165045411 is an equidigital number, since it uses as much as digits as its factorization.

165045411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6112802 (or 6112796 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 165045411 is about 12847.0000778392. Note that the first 4 decimals coincide. The cubic root of 165045411 is about 548.5309679108.

Adding to 165045411 its reverse (114540561), we get a palindrome (279585972).

The spelling of 165045411 in words is "one hundred sixty-five million, forty-five thousand, four hundred eleven".