164789411 has 4 divisors (see below), whose sum is σ = 171954192. Its totient is φ = 157624632.

The previous prime is 164789399. The next prime is 164789431. The reversal of 164789411 is 114987461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 164789411 - 2¹⁸ = 164527267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (164789431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3582356 + ... + 3582401.

It is an arithmetic number, because the mean of its divisors is an integer number (42988548).

Almost surely, 2^164789411 is an apocalyptic number.

164789411 is a deficient number, since it is larger than the sum of its proper divisors (7164781).

164789411 is an equidigital number, since it uses as much as digits as its factorization.

164789411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7164780.

The product of its digits is 48384, while the sum is 41.

The square root of 164789411 is about 12837.0327957827. The cubic root of 164789411 is about 548.2472145024.

The spelling of 164789411 in words is "one hundred sixty-four million, seven hundred eighty-nine thousand, four hundred eleven".