65510713 has 2 divisors, whose sum is σ = 65510714. Its totient is φ = 65510712.

The previous prime is 65510699. The next prime is 65510723. The reversal of 65510713 is 31701556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62299449 + 3211264 = 7893^2 + 1792^2 .

It is a cyclic number.

It is not a de Polignac number, because 65510713 - 2⁹ = 65510201 is a prime.

It is not a weakly prime, because it can be changed into another prime (65510723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32755356 + 32755357.

It is an arithmetic number, because the mean of its divisors is an integer number (32755357).

Almost surely, 2^65510713 is an apocalyptic number.

It is an amenable number.

65510713 is a deficient number, since it is larger than the sum of its proper divisors (1).

65510713 is an equidigital number, since it uses as much as digits as its factorization.

65510713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 65510713 is about 8093.8688524092. The cubic root of 65510713 is about 403.1228744394.

The spelling of 65510713 in words is "sixty-five million, five hundred ten thousand, seven hundred thirteen".