168561327 has 8 divisors (see below), whose sum is σ = 245180160. Its totient is φ = 102158360.

The previous prime is 168561301. The next prime is 168561343. The reversal of 168561327 is 723165861.

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 168561327 - 2¹⁰ = 168560303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168561377) 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, 2553927 + ... + 2553992.

It is an arithmetic number, because the mean of its divisors is an integer number (30647520).

Almost surely, 2^168561327 is an apocalyptic number.

168561327 is a deficient number, since it is larger than the sum of its proper divisors (76618833).

168561327 is a wasteful number, since it uses less digits than its factorization.

168561327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5107933.

The product of its digits is 60480, while the sum is 39.

The square root of 168561327 is about 12983.1169986256. The cubic root of 168561327 is about 552.3986991716.

The spelling of 168561327 in words is "one hundred sixty-eight million, five hundred sixty-one thousand, three hundred twenty-seven".