9917292673 has 2 divisors, whose sum is σ = 9917292674. Its totient is φ = 9917292672.

The previous prime is 9917292653. The next prime is 9917292683. The reversal of 9917292673 is 3762927199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9319392369 + 597900304 = 96537^2 + 24452^2 .

It is a cyclic number.

It is not a de Polignac number, because 9917292673 - 2⁵ = 9917292641 is a prime.

It is not a weakly prime, because it can be changed into another prime (9917292613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4958646336 + 4958646337.

It is an arithmetic number, because the mean of its divisors is an integer number (4958646337).

Almost surely, 2^9917292673 is an apocalyptic number.

It is an amenable number.

9917292673 is a deficient number, since it is larger than the sum of its proper divisors (1).

9917292673 is an equidigital number, since it uses as much as digits as its factorization.

9917292673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2571912, while the sum is 55.

The square root of 9917292673 is about 99585.6047478751. The cubic root of 9917292673 is about 2148.4786549887.

The spelling of 9917292673 in words is "nine billion, nine hundred seventeen million, two hundred ninety-two thousand, six hundred seventy-three".