65302613 has 2 divisors, whose sum is σ = 65302614. Its totient is φ = 65302612.

The previous prime is 65302609. The next prime is 65302619. The reversal of 65302613 is 31620356.

65302613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64673764 + 628849 = 8042^2 + 793^2 .

It is a cyclic number.

It is not a de Polignac number, because 65302613 - 2² = 65302609 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65302619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32651306 + 32651307.

It is an arithmetic number, because the mean of its divisors is an integer number (32651307).

Almost surely, 2^65302613 is an apocalyptic number.

It is an amenable number.

65302613 is a deficient number, since it is larger than the sum of its proper divisors (1).

65302613 is an equidigital number, since it uses as much as digits as its factorization.

65302613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 65302613 is about 8081.0032174229. The cubic root of 65302613 is about 402.6955710207.

Adding to 65302613 its reverse (31620356), we get a palindrome (96922969).

The spelling of 65302613 in words is "sixty-five million, three hundred two thousand, six hundred thirteen".