132568161 has 8 divisors (see below), whose sum is σ = 192826464. Its totient is φ = 80344320.

The previous prime is 132568157. The next prime is 132568169. The reversal of 132568161 is 161865231.

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

It is not a de Polignac number, because 132568161 - 2² = 132568157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 4017217 = 132568161 / (1 + 3 + 2 + 5 + 6 + 8 + 1 + 6 + 1).

It is not an unprimeable number, because it can be changed into a prime (132568169) 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, 2008576 + ... + 2008641.

It is an arithmetic number, because the mean of its divisors is an integer number (24103308).

Almost surely, 2^132568161 is an apocalyptic number.

132568161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

132568161 is a deficient number, since it is larger than the sum of its proper divisors (60258303).

132568161 is a wasteful number, since it uses less digits than its factorization.

132568161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017231.

The product of its digits is 8640, while the sum is 33.

The square root of 132568161 is about 11513.8247771972. The cubic root of 132568161 is about 509.8938148789.

The spelling of 132568161 in words is "one hundred thirty-two million, five hundred sixty-eight thousand, one hundred sixty-one".