13323201161 has 2 divisors, whose sum is σ = 13323201162. Its totient is φ = 13323201160.

The previous prime is 13323201139. The next prime is 13323201163. The reversal of 13323201161 is 16110232331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12933375625 + 389825536 = 113725^2 + 19744^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323201161 - 2³⁰ = 12249459337 is a prime.

It is a Sophie Germain prime.

Together with 13323201163, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (13323201163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661600580 + 6661600581.

It is an arithmetic number, because the mean of its divisors is an integer number (6661600581).

Almost surely, 2^13323201161 is an apocalyptic number.

It is an amenable number.

13323201161 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323201161 is an equidigital number, since it uses as much as digits as its factorization.

13323201161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 13323201161 its reverse (16110232331), we get a palindrome (29433433492).

The spelling of 13323201161 in words is "thirteen billion, three hundred twenty-three million, two hundred one thousand, one hundred sixty-one".