160959209 has 2 divisors, whose sum is σ = 160959210. Its totient is φ = 160959208.

The previous prime is 160959199. The next prime is 160959229. The reversal of 160959209 is 902959061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119421184 + 41538025 = 10928^2 + 6445^2 .

It is a cyclic number.

It is not a de Polignac number, because 160959209 - 2²⁴ = 144181993 is a prime.

It is not a weakly prime, because it can be changed into another prime (160959229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80479604 + 80479605.

It is an arithmetic number, because the mean of its divisors is an integer number (80479605).

Almost surely, 2^160959209 is an apocalyptic number.

It is an amenable number.

160959209 is a deficient number, since it is larger than the sum of its proper divisors (1).

160959209 is an equidigital number, since it uses as much as digits as its factorization.

160959209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 160959209 is about 12686.9700480454. The cubic root of 160959209 is about 543.9662349736.

The spelling of 160959209 in words is "one hundred sixty million, nine hundred fifty-nine thousand, two hundred nine".