13203589361 has 2 divisors, whose sum is σ = 13203589362. Its totient is φ = 13203589360.

The previous prime is 13203589349. The next prime is 13203589363. The reversal of 13203589361 is 16398530231.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13203159025 + 430336 = 114905^2 + 656^2 .

It is an emirp because it is prime and its reverse (16398530231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13203589361 - 2³⁰ = 12129847537 is a prime.

Together with 13203589363, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13203589363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6601794680 + 6601794681.

It is an arithmetic number, because the mean of its divisors is an integer number (6601794681).

Almost surely, 2^13203589361 is an apocalyptic number.

It is an amenable number.

13203589361 is a deficient number, since it is larger than the sum of its proper divisors (1).

13203589361 is an equidigital number, since it uses as much as digits as its factorization.

13203589361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 13203589361 in words is "thirteen billion, two hundred three million, five hundred eighty-nine thousand, three hundred sixty-one".