13305601 has 2 divisors, whose sum is σ = 13305602. Its totient is φ = 13305600.

The previous prime is 13305583. The next prime is 13305641. The reversal of 13305601 is 10650331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13133376 + 172225 = 3624^2 + 415^2 .

It is an emirp because it is prime and its reverse (10650331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13305601 - 2⁷ = 13305473 is a prime.

It is not a weakly prime, because it can be changed into another prime (13305641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6652800 + 6652801.

It is an arithmetic number, because the mean of its divisors is an integer number (6652801).

Almost surely, 2^13305601 is an apocalyptic number.

It is an amenable number.

13305601 is a deficient number, since it is larger than the sum of its proper divisors (1).

13305601 is an equidigital number, since it uses as much as digits as its factorization.

13305601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 13305601 is about 3647.6843339302. The cubic root of 13305601 is about 236.9617046019.

Adding to 13305601 its reverse (10650331), we get a palindrome (23955932).

The spelling of 13305601 in words is "thirteen million, three hundred five thousand, six hundred one".