160561166 has 8 divisors (see below), whose sum is σ = 246716064. Its totient is φ = 78322480.

The previous prime is 160561133. The next prime is 160561187. The reversal of 160561166 is 661165061.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 978950 + ... + 979113.

It is an arithmetic number, because the mean of its divisors is an integer number (30839508).

Almost surely, 2^160561166 is an apocalyptic number.

160561166 is a deficient number, since it is larger than the sum of its proper divisors (86154898).

160561166 is a wasteful number, since it uses less digits than its factorization.

160561166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1958106.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 160561166 is about 12671.2732588324. The cubic root of 160561166 is about 543.5174656214.

The spelling of 160561166 in words is "one hundred sixty million, five hundred sixty-one thousand, one hundred sixty-six".