13305241 has 2 divisors, whose sum is σ = 13305242. Its totient is φ = 13305240.

The previous prime is 13305239. The next prime is 13305307. The reversal of 13305241 is 14250331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13111641 + 193600 = 3621^2 + 440^2 .

It is a cyclic number.

It is not a de Polignac number, because 13305241 - 2¹ = 13305239 is a prime.

Together with 13305239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13305211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6652620 + 6652621.

It is an arithmetic number, because the mean of its divisors is an integer number (6652621).

Almost surely, 2^13305241 is an apocalyptic number.

It is an amenable number.

13305241 is a deficient number, since it is larger than the sum of its proper divisors (1).

13305241 is an equidigital number, since it uses as much as digits as its factorization.

13305241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13305241 is about 3647.6349872212. The cubic root of 13305241 is about 236.9595674822.

Adding to 13305241 its reverse (14250331), we get a palindrome (27555572).

The spelling of 13305241 in words is "thirteen million, three hundred five thousand, two hundred forty-one".