160866233 has 12 divisors (see below), whose sum is σ = 178456740. Its totient is φ = 144888480.

The previous prime is 160866203. The next prime is 160866241. The reversal of 160866233 is 332668061.

It can be written as a sum of positive squares in 2 ways, for example, as 113145769 + 47720464 = 10637^2 + 6908^2 .

It is not a de Polignac number, because 160866233 - 2⁸ = 160865977 is a prime.

It is a super-2 number, since 2×160866233² = 51755889839220578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 160866193 and 160866202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160866203) 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 in 11 ways as a sum of consecutive naturals, for example, 7091 + ... + 19287.

It is an arithmetic number, because the mean of its divisors is an integer number (14871395).

Almost surely, 2^160866233 is an apocalyptic number.

It is an amenable number.

160866233 is a deficient number, since it is larger than the sum of its proper divisors (17590507).

160866233 is a wasteful number, since it uses less digits than its factorization.

160866233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12328 (or 12317 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 160866233 is about 12683.3052868722. The cubic root of 160866233 is about 543.8614764528.

The spelling of 160866233 in words is "one hundred sixty million, eight hundred sixty-six thousand, two hundred thirty-three".