9717469973 has 2 divisors, whose sum is σ = 9717469974. Its totient is φ = 9717469972.

The previous prime is 9717469967. The next prime is 9717469987. The reversal of 9717469973 is 3799647179.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4934641009 + 4782828964 = 70247^2 + 69158^2 .

It is a cyclic number.

It is not a de Polignac number, because 9717469973 - 2²⁰ = 9716421397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9717409973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4858734986 + 4858734987.

It is an arithmetic number, because the mean of its divisors is an integer number (4858734987).

Almost surely, 2^9717469973 is an apocalyptic number.

It is an amenable number.

9717469973 is a deficient number, since it is larger than the sum of its proper divisors (1).

9717469973 is an equidigital number, since it uses as much as digits as its factorization.

9717469973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18003384, while the sum is 62.

The square root of 9717469973 is about 98577.2284708796. The cubic root of 9717469973 is about 2133.9508012743.

The spelling of 9717469973 in words is "nine billion, seven hundred seventeen million, four hundred sixty-nine thousand, nine hundred seventy-three".