132805304309 has 2 divisors, whose sum is σ = 132805304310. Its totient is φ = 132805304308.

The previous prime is 132805304287. The next prime is 132805304311. The reversal of 132805304309 is 903403508231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95035325284 + 37769979025 = 308278^2 + 194345^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132805304309 is a prime.

Together with 132805304311, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (132805304329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66402652154 + 66402652155.

It is an arithmetic number, because the mean of its divisors is an integer number (66402652155).

Almost surely, 2^132805304309 is an apocalyptic number.

It is an amenable number.

132805304309 is a deficient number, since it is larger than the sum of its proper divisors (1).

132805304309 is an equidigital number, since it uses as much as digits as its factorization.

132805304309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 132805304309 in words is "one hundred thirty-two billion, eight hundred five million, three hundred four thousand, three hundred nine".