160555009 has 2 divisors, whose sum is σ = 160555010. Its totient is φ = 160555008.

The previous prime is 160554971. The next prime is 160555027. The reversal of 160555009 is 900555061.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159946609 + 608400 = 12647^2 + 780^2 .

It is a cyclic number.

It is not a de Polignac number, because 160555009 - 2¹⁹ = 160030721 is a prime.

It is not a weakly prime, because it can be changed into another prime (160555039) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80277504 + 80277505.

It is an arithmetic number, because the mean of its divisors is an integer number (80277505).

Almost surely, 2^160555009 is an apocalyptic number.

It is an amenable number.

160555009 is a deficient number, since it is larger than the sum of its proper divisors (1).

160555009 is an equidigital number, since it uses as much as digits as its factorization.

160555009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6750, while the sum is 31.

The square root of 160555009 is about 12671.0303053856. The cubic root of 160555009 is about 543.5105181552.

The spelling of 160555009 in words is "one hundred sixty million, five hundred fifty-five thousand, nine".