160505399 has 2 divisors, whose sum is σ = 160505400. Its totient is φ = 160505398.

The previous prime is 160505357. The next prime is 160505417. The reversal of 160505399 is 993505061.

160505399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 160505399 - 2²⁰ = 159456823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160505309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80252699 + 80252700.

It is an arithmetic number, because the mean of its divisors is an integer number (80252700).

Almost surely, 2^160505399 is an apocalyptic number.

160505399 is a deficient number, since it is larger than the sum of its proper divisors (1).

160505399 is an equidigital number, since it uses as much as digits as its factorization.

160505399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36450, while the sum is 38.

The square root of 160505399 is about 12669.0725390614. The cubic root of 160505399 is about 543.4545324952.

The spelling of 160505399 in words is "one hundred sixty million, five hundred five thousand, three hundred ninety-nine".