9697887441833 has 2 divisors, whose sum is σ = 9697887441834. Its totient is φ = 9697887441832.

The previous prime is 9697887441829. The next prime is 9697887441883. The reversal of 9697887441833 is 3381447887969.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9684718272784 + 13169169049 = 3112028^2 + 114757^2 .

It is an emirp because it is prime and its reverse (3381447887969) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9697887441833 - 2² = 9697887441829 is a prime.

It is not a weakly prime, because it can be changed into another prime (9697887441883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4848943720916 + 4848943720917.

It is an arithmetic number, because the mean of its divisors is an integer number (4848943720917).

Almost surely, 2^{9697887441833} is an apocalyptic number.

It is an amenable number.

9697887441833 is a deficient number, since it is larger than the sum of its proper divisors (1).

9697887441833 is an equidigital number, since it uses as much as digits as its factorization.

9697887441833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1755758592, while the sum is 77.

The spelling of 9697887441833 in words is "nine trillion, six hundred ninety-seven billion, eight hundred eighty-seven million, four hundred forty-one thousand, eight hundred thirty-three".