160320617 has 2 divisors, whose sum is σ = 160320618. Its totient is φ = 160320616.

The previous prime is 160320599. The next prime is 160320637. The reversal of 160320617 is 716023061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132273001 + 28047616 = 11501^2 + 5296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-160320617 is a prime.

It is not a weakly prime, because it can be changed into another prime (160320637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80160308 + 80160309.

It is an arithmetic number, because the mean of its divisors is an integer number (80160309).

Almost surely, 2^160320617 is an apocalyptic number.

It is an amenable number.

160320617 is a deficient number, since it is larger than the sum of its proper divisors (1).

160320617 is an equidigital number, since it uses as much as digits as its factorization.

160320617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 160320617 is about 12661.7777977660. Note that the first 4 decimals coincide. The cubic root of 160320617 is about 543.2459015558.

Adding to 160320617 its reverse (716023061), we get a palindrome (876343678).

The spelling of 160320617 in words is "one hundred sixty million, three hundred twenty thousand, six hundred seventeen".