10340021317 has 2 divisors, whose sum is σ = 10340021318. Its totient is φ = 10340021316.

The previous prime is 10340021309. The next prime is 10340021339. The reversal of 10340021317 is 71312004301.

It is an a-pointer prime, because the next prime (10340021339) can be obtained adding 10340021317 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7423373281 + 2916648036 = 86159^2 + 54006^2 .

It is a cyclic number.

It is not a de Polignac number, because 10340021317 - 2³ = 10340021309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10340021347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5170010658 + 5170010659.

It is an arithmetic number, because the mean of its divisors is an integer number (5170010659).

Almost surely, 2^10340021317 is an apocalyptic number.

It is an amenable number.

10340021317 is a deficient number, since it is larger than the sum of its proper divisors (1).

10340021317 is an equidigital number, since it uses as much as digits as its factorization.

10340021317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 10340021317 its reverse (71312004301), we get a palindrome (81652025618).

The spelling of 10340021317 in words is "ten billion, three hundred forty million, twenty-one thousand, three hundred seventeen".