132304621 has 4 divisors (see below), whose sum is σ = 136572544. Its totient is φ = 128036700.

The previous prime is 132304607. The next prime is 132304643. The reversal of 132304621 is 126403231.

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 a cyclic number.

It is not a de Polignac number, because 132304621 - 2⁷ = 132304493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132304592 and 132304601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132304651) 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, 2133915 + ... + 2133976.

It is an arithmetic number, because the mean of its divisors is an integer number (34143136).

Almost surely, 2^132304621 is an apocalyptic number.

It is an amenable number.

132304621 is a deficient number, since it is larger than the sum of its proper divisors (4267923).

132304621 is an equidigital number, since it uses as much as digits as its factorization.

132304621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267922.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 132304621 is about 11502.3745809289. The cubic root of 132304621 is about 509.5557081545. Note that the first 3 decimals are identical.

Adding to 132304621 its reverse (126403231), we get a palindrome (258707852).

The spelling of 132304621 in words is "one hundred thirty-two million, three hundred four thousand, six hundred twenty-one".