132552809 has 2 divisors, whose sum is σ = 132552810. Its totient is φ = 132552808.

The previous prime is 132552787. The next prime is 132552883. The reversal of 132552809 is 908255231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101505625 + 31047184 = 10075^2 + 5572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132552809 is a prime.

It is a super-3 number, since 3×132552809³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (132552899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66276404 + 66276405.

It is an arithmetic number, because the mean of its divisors is an integer number (66276405).

Almost surely, 2^132552809 is an apocalyptic number.

It is an amenable number.

132552809 is a deficient number, since it is larger than the sum of its proper divisors (1).

132552809 is an equidigital number, since it uses as much as digits as its factorization.

132552809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 132552809 is about 11513.1580810827. The cubic root of 132552809 is about 509.8741314397.

The spelling of 132552809 in words is "one hundred thirty-two million, five hundred fifty-two thousand, eight hundred nine".