132323209 has 4 divisors (see below), whose sum is σ = 138076416. Its totient is φ = 126570004.

The previous prime is 132323207. The next prime is 132323227. The reversal of 132323209 is 902323231.

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, and also an emirpimes, since its reverse is a distinct semiprime: 902323231 = 31 ⋅29107201.

It is a cyclic number.

It is not a de Polignac number, because 132323209 - 2¹ = 132323207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132323207) 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, 2876569 + ... + 2876614.

It is an arithmetic number, because the mean of its divisors is an integer number (34519104).

Almost surely, 2^132323209 is an apocalyptic number.

It is an amenable number.

132323209 is a deficient number, since it is larger than the sum of its proper divisors (5753207).

132323209 is an equidigital number, since it uses as much as digits as its factorization.

132323209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5753206.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 132323209 is about 11503.1825596224. The cubic root of 132323209 is about 509.5795702033.

The spelling of 132323209 in words is "one hundred thirty-two million, three hundred twenty-three thousand, two hundred nine".