132589921 has 4 divisors (see below), whose sum is σ = 133322644. Its totient is φ = 131857200.

The previous prime is 132589913. The next prime is 132589931. The reversal of 132589921 is 129985231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15171025 + 117418896 = 3895^2 + 10836^2 .

It is a cyclic number.

It is not a de Polignac number, because 132589921 - 2³ = 132589913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132589901) 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, 366090 + ... + 366451.

It is an arithmetic number, because the mean of its divisors is an integer number (33330661).

Almost surely, 2^132589921 is an apocalyptic number.

It is an amenable number.

132589921 is a deficient number, since it is larger than the sum of its proper divisors (732723).

132589921 is an equidigital number, since it uses as much as digits as its factorization.

132589921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732722.

The product of its digits is 38880, while the sum is 40.

The square root of 132589921 is about 11514.7696894033. The cubic root of 132589921 is about 509.9217116789.

The spelling of 132589921 in words is "one hundred thirty-two million, five hundred eighty-nine thousand, nine hundred twenty-one".