65097289 has 2 divisors, whose sum is σ = 65097290. Its totient is φ = 65097288.

The previous prime is 65097283. The next prime is 65097293. The reversal of 65097289 is 98279056.

65097289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46131264 + 18966025 = 6792^2 + 4355^2 .

It is a cyclic number.

It is not a de Polignac number, because 65097289 - 2⁷ = 65097161 is a prime.

It is not a weakly prime, because it can be changed into another prime (65097283) 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, 32548644 + 32548645.

It is an arithmetic number, because the mean of its divisors is an integer number (32548645).

Almost surely, 2^65097289 is an apocalyptic number.

It is an amenable number.

65097289 is a deficient number, since it is larger than the sum of its proper divisors (1).

65097289 is an equidigital number, since it uses as much as digits as its factorization.

65097289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 65097289 is about 8068.2890999269. The cubic root of 65097289 is about 402.2730770833.

The spelling of 65097289 in words is "sixty-five million, ninety-seven thousand, two hundred eighty-nine".