797418317 has 2 divisors, whose sum is σ = 797418318. Its totient is φ = 797418316.

The previous prime is 797418299. The next prime is 797418343. The reversal of 797418317 is 713814797.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 771672841 + 25745476 = 27779^2 + 5074^2 .

It is a cyclic number.

It is not a de Polignac number, because 797418317 - 2¹⁰ = 797417293 is a prime.

It is a super-2 number, since 2×797418317² = 1271751944574224978, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (797415317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398709158 + 398709159.

It is an arithmetic number, because the mean of its divisors is an integer number (398709159).

Almost surely, 2^797418317 is an apocalyptic number.

It is an amenable number.

797418317 is a deficient number, since it is larger than the sum of its proper divisors (1).

797418317 is an equidigital number, since it uses as much as digits as its factorization.

797418317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 296352, while the sum is 47.

The square root of 797418317 is about 28238.5962292746. The cubic root of 797418317 is about 927.3180980232.

The spelling of 797418317 in words is "seven hundred ninety-seven million, four hundred eighteen thousand, three hundred seventeen".