32204405309 has 2 divisors, whose sum is σ = 32204405310. Its totient is φ = 32204405308.

The previous prime is 32204405297. The next prime is 32204405323. The reversal of 32204405309 is 90350440223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21267847225 + 10936558084 = 145835^2 + 104578^2 .

It is an emirp because it is prime and its reverse (90350440223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32204405309 - 2³² = 27909438013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32204405369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16102202654 + 16102202655.

It is an arithmetic number, because the mean of its divisors is an integer number (16102202655).

Almost surely, 2^32204405309 is an apocalyptic number.

It is an amenable number.

32204405309 is a deficient number, since it is larger than the sum of its proper divisors (1).

32204405309 is an equidigital number, since it uses as much as digits as its factorization.

32204405309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 32204405309 in words is "thirty-two billion, two hundred four million, four hundred five thousand, three hundred nine".