9065868641 has 2 divisors, whose sum is σ = 9065868642. Its totient is φ = 9065868640.

The previous prime is 9065868593. The next prime is 9065868683. The reversal of 9065868641 is 1468685609.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8793750625 + 272118016 = 93775^2 + 16496^2 .

It is a cyclic number.

It is not a de Polignac number, because 9065868641 - 2¹⁸ = 9065606497 is a prime.

It is not a weakly prime, because it can be changed into another prime (9065828641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4532934320 + 4532934321.

It is an arithmetic number, because the mean of its divisors is an integer number (4532934321).

Almost surely, 2^9065868641 is an apocalyptic number.

It is an amenable number.

9065868641 is a deficient number, since it is larger than the sum of its proper divisors (1).

9065868641 is an equidigital number, since it uses as much as digits as its factorization.

9065868641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The square root of 9065868641 is about 95214.8551487634. The cubic root of 9065868641 is about 2085.1460228555.

The spelling of 9065868641 in words is "nine billion, sixty-five million, eight hundred sixty-eight thousand, six hundred forty-one".