160661163 has 16 divisors (see below), whose sum is σ = 230965280. Its totient is φ = 98751744.

The previous prime is 160661153. The next prime is 160661167. The reversal of 160661163 is 361166061.

It is not a de Polignac number, because 160661163 - 2¹² = 160657067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 160661163.

It is not an unprimeable number, because it can be changed into a prime (160661167) 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 15 ways as a sum of consecutive naturals, for example, 40743 + ... + 44511.

It is an arithmetic number, because the mean of its divisors is an integer number (14435330).

Almost surely, 2^160661163 is an apocalyptic number.

160661163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

160661163 is a deficient number, since it is larger than the sum of its proper divisors (70304117).

160661163 is a wasteful number, since it uses less digits than its factorization.

160661163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4878.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 160661163 is about 12675.2184596558. The cubic root of 160661163 is about 543.6302758736.

The spelling of 160661163 in words is "one hundred sixty million, six hundred sixty-one thousand, one hundred sixty-three".