132621 has 4 divisors (see below), whose sum is σ = 176832. Its totient is φ = 88412.

The previous prime is 132619. The next prime is 132623. The reversal of 132621 is 126231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (132619) and next prime (132623).

It is a cyclic number.

It is not a de Polignac number, because 132621 - 2¹ = 132619 is a prime.

It is a d-powerful number, because it can be written as 1 + 3⁵ + 6⁴ + 2³ + 2¹⁷ + 1 .

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 132621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22101 + ... + 22106.

It is an arithmetic number, because the mean of its divisors is an integer number (44208).

2¹³²⁶²¹ is an apocalyptic number.

It is an amenable number.

132621 is a deficient number, since it is larger than the sum of its proper divisors (44211).

132621 is an equidigital number, since it uses as much as digits as its factorization.

132621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44210.

The product of its digits is 72, while the sum is 15.

The square root of 132621 is about 364.1716628185. The cubic root of 132621 is about 50.9961550350.

Adding to 132621 its reverse (126231), we get a palindrome (258852).

The spelling of 132621 in words is "one hundred thirty-two thousand, six hundred twenty-one".