9609999999997 has 2 divisors, whose sum is σ = 9609999999998. Its totient is φ = 9609999999996.

The previous prime is 9609999999989. The next prime is 9610000000009. The reversal of 9609999999997 is 7999999999069.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8843165272516 + 766834727481 = 2973746^2 + 875691^2 .

It is a cyclic number.

It is not a de Polignac number, because 9609999999997 - 2³ = 9609999999989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9609999999896 and 9609999999905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9609999999917) 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, 4804999999998 + 4804999999999.

It is an arithmetic number, because the mean of its divisors is an integer number (4804999999999).

Almost surely, 2^{9609999999997} is an apocalyptic number.

It is an amenable number.

9609999999997 is a deficient number, since it is larger than the sum of its proper divisors (1).

9609999999997 is an equidigital number, since it uses as much as digits as its factorization.

9609999999997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 146444944842, while the sum is 103.

The spelling of 9609999999997 in words is "nine trillion, six hundred nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-seven".