132921161 has 8 divisors (see below), whose sum is σ = 133778304. Its totient is φ = 132067440.

The previous prime is 132921143. The next prime is 132921197. The reversal of 132921161 is 161129231.

132921161 is nontrivially palindromic in base 15.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132921161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 132921161.

It is not an unprimeable number, because it can be changed into a prime (132921361) 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, 136406 + ... + 137376.

It is an arithmetic number, because the mean of its divisors is an integer number (16722288).

Almost surely, 2^132921161 is an apocalyptic number.

It is an amenable number.

132921161 is a deficient number, since it is larger than the sum of its proper divisors (857143).

132921161 is an equidigital number, since it uses as much as digits as its factorization.

132921161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711.

The product of its digits is 648, while the sum is 26.

The square root of 132921161 is about 11529.1439838351. The cubic root of 132921161 is about 510.3459923122.

The spelling of 132921161 in words is "one hundred thirty-two million, nine hundred twenty-one thousand, one hundred sixty-one".