65340797 has 2 divisors, whose sum is σ = 65340798. Its totient is φ = 65340796.

The previous prime is 65340787. The next prime is 65340817. The reversal of 65340797 is 79704356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65189476 + 151321 = 8074^2 + 389^2 .

It is a cyclic number.

It is not a de Polignac number, because 65340797 - 2¹⁸ = 65078653 is a prime.

It is equal to p_3859475 and since 65340797 and 3859475 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65340787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32670398 + 32670399.

It is an arithmetic number, because the mean of its divisors is an integer number (32670399).

Almost surely, 2^65340797 is an apocalyptic number.

It is an amenable number.

65340797 is a deficient number, since it is larger than the sum of its proper divisors (1).

65340797 is an equidigital number, since it uses as much as digits as its factorization.

65340797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 65340797 is about 8083.3654501080. The cubic root of 65340797 is about 402.7740443056.

The spelling of 65340797 in words is "sixty-five million, three hundred forty thousand, seven hundred ninety-seven".