160955617 has 2 divisors, whose sum is σ = 160955618. Its totient is φ = 160955616.

The previous prime is 160955591. The next prime is 160955623. The reversal of 160955617 is 716559061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84934656 + 76020961 = 9216^2 + 8719^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-160955617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 160955617.

It is not a weakly prime, because it can be changed into another prime (160955687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80477808 + 80477809.

It is an arithmetic number, because the mean of its divisors is an integer number (80477809).

Almost surely, 2^160955617 is an apocalyptic number.

It is an amenable number.

160955617 is a deficient number, since it is larger than the sum of its proper divisors (1).

160955617 is an equidigital number, since it uses as much as digits as its factorization.

160955617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 160955617 is about 12686.8284846923. The cubic root of 160955617 is about 543.9621885214.

It can be divided in two parts, 16095 and 5617, that added together give a palindrome (21712).

The spelling of 160955617 in words is "one hundred sixty million, nine hundred fifty-five thousand, six hundred seventeen".