9793956817 has 2 divisors, whose sum is σ = 9793956818. Its totient is φ = 9793956816.

The previous prime is 9793956787. The next prime is 9793956833. The reversal of 9793956817 is 7186593979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9793873296 + 83521 = 98964^2 + 289^2 .

It is a cyclic number.

It is not a de Polignac number, because 9793956817 - 2²³ = 9785568209 is a prime.

It is not a weakly prime, because it can be changed into another prime (9793954817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4896978408 + 4896978409.

It is an arithmetic number, because the mean of its divisors is an integer number (4896978409).

Almost surely, 2^9793956817 is an apocalyptic number.

It is an amenable number.

9793956817 is a deficient number, since it is larger than the sum of its proper divisors (1).

9793956817 is an equidigital number, since it uses as much as digits as its factorization.

9793956817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25719120, while the sum is 64.

The square root of 9793956817 is about 98964.4219757788. The cubic root of 9793956817 is about 2139.5349978836.

The spelling of 9793956817 in words is "nine billion, seven hundred ninety-three million, nine hundred fifty-six thousand, eight hundred seventeen".