9073660889497 has 2 divisors, whose sum is σ = 9073660889498. Its totient is φ = 9073660889496.

The previous prime is 9073660889479. The next prime is 9073660889507. The reversal of 9073660889497 is 7949880663709.

It is a happy number.

Together with previous prime (9073660889479) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7909616259216 + 1164044630281 = 2812404^2 + 1078909^2 .

It is an emirp because it is prime and its reverse (7949880663709) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9073660889497 is a prime.

It is a super-4 number, since 4×9073660889497⁴ (a number of 53 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (9073660889437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4536830444748 + 4536830444749.

It is an arithmetic number, because the mean of its divisors is an integer number (4536830444749).

Almost surely, 2^{9073660889497} is an apocalyptic number.

It is an amenable number.

9073660889497 is a deficient number, since it is larger than the sum of its proper divisors (1).

9073660889497 is an equidigital number, since it uses as much as digits as its factorization.

9073660889497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 987614208, while the sum is 76.

The spelling of 9073660889497 in words is "nine trillion, seventy-three billion, six hundred sixty million, eight hundred eighty-nine thousand, four hundred ninety-seven".