160828909 has 2 divisors, whose sum is σ = 160828910. Its totient is φ = 160828908.

The previous prime is 160828897. The next prime is 160828933. The reversal of 160828909 is 909828061.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150136009 + 10692900 = 12253^2 + 3270^2 .

It is a cyclic number.

It is not a de Polignac number, because 160828909 - 2²⁷ = 26611181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160826909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80414454 + 80414455.

It is an arithmetic number, because the mean of its divisors is an integer number (80414455).

Almost surely, 2^160828909 is an apocalyptic number.

It is an amenable number.

160828909 is a deficient number, since it is larger than the sum of its proper divisors (1).

160828909 is an equidigital number, since it uses as much as digits as its factorization.

160828909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 43.

The square root of 160828909 is about 12681.8338184980. The cubic root of 160828909 is about 543.8194111594.

The spelling of 160828909 in words is "one hundred sixty million, eight hundred twenty-eight thousand, nine hundred nine".