160920317233 has 8 divisors (see below), whose sum is σ = 173302472168. Its totient is φ = 148538686464.

The previous prime is 160920317227. The next prime is 160920317263. The reversal of 160920317233 is 332713029061.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 48449292544 + 112471024689 = 220112^2 + 335367^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 160920317233 - 2²⁵ = 160886762801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 160920317192 and 160920317201.

It is not an unprimeable number, because it can be changed into a prime (160920317203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703441 + ... + 903697.

It is an arithmetic number, because the mean of its divisors is an integer number (21662809021).

Almost surely, 2^160920317233 is an apocalyptic number.

160920317233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

160920317233 is a deficient number, since it is larger than the sum of its proper divisors (12382154935).

160920317233 is a wasteful number, since it uses less digits than its factorization.

160920317233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262083.

The product of its (nonzero) digits is 40824, while the sum is 37.

The spelling of 160920317233 in words is "one hundred sixty billion, nine hundred twenty million, three hundred seventeen thousand, two hundred thirty-three".