65160647 has 2 divisors, whose sum is σ = 65160648. Its totient is φ = 65160646.

The previous prime is 65160637. The next prime is 65160661. The reversal of 65160647 is 74606156.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65160647 - 2⁴ = 65160631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65160637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32580323 + 32580324.

It is an arithmetic number, because the mean of its divisors is an integer number (32580324).

Almost surely, 2^65160647 is an apocalyptic number.

65160647 is a deficient number, since it is larger than the sum of its proper divisors (1).

65160647 is an equidigital number, since it uses as much as digits as its factorization.

65160647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 65160647 is about 8072.2145040875. The cubic root of 65160647 is about 402.4035431069.

The spelling of 65160647 in words is "sixty-five million, one hundred sixty thousand, six hundred forty-seven".