160764217 has 2 divisors, whose sum is σ = 160764218. Its totient is φ = 160764216.

The previous prime is 160764199. The next prime is 160764311. The reversal of 160764217 is 712467061.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156350016 + 4414201 = 12504^2 + 2101^2 .

It is an emirp because it is prime and its reverse (712467061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 160764217 - 2²⁷ = 26546489 is a prime.

It is not a weakly prime, because it can be changed into another prime (160764817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80382108 + 80382109.

It is an arithmetic number, because the mean of its divisors is an integer number (80382109).

Almost surely, 2^160764217 is an apocalyptic number.

It is an amenable number.

160764217 is a deficient number, since it is larger than the sum of its proper divisors (1).

160764217 is an equidigital number, since it uses as much as digits as its factorization.

160764217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 160764217 is about 12679.2829844593. The cubic root of 160764217 is about 543.7464858715.

The spelling of 160764217 in words is "one hundred sixty million, seven hundred sixty-four thousand, two hundred seventeen".