160949717 has 2 divisors, whose sum is σ = 160949718. Its totient is φ = 160949716.

The previous prime is 160949713. The next prime is 160949753. The reversal of 160949717 is 717949061.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 154604356 + 6345361 = 12434^2 + 2519^2 .

It is a cyclic number.

It is not a de Polignac number, because 160949717 - 2² = 160949713 is a prime.

It is a super-2 number, since 2×160949717² = 51809622804760178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160949713) 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, 80474858 + 80474859.

It is an arithmetic number, because the mean of its divisors is an integer number (80474859).

Almost surely, 2^160949717 is an apocalyptic number.

It is an amenable number.

160949717 is a deficient number, since it is larger than the sum of its proper divisors (1).

160949717 is an equidigital number, since it uses as much as digits as its factorization.

160949717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 160949717 is about 12686.5959579392. The cubic root of 160949717 is about 543.9555419352.

The spelling of 160949717 in words is "one hundred sixty million, nine hundred forty-nine thousand, seven hundred seventeen".