2320031317 has 2 divisors, whose sum is σ = 2320031318. Its totient is φ = 2320031316.

The previous prime is 2320031303. The next prime is 2320031339. The reversal of 2320031317 is 7131300232.

It is a happy number.

It is an a-pointer prime, because the next prime (2320031339) can be obtained adding 2320031317 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., 1763496036 + 556535281 = 41994^2 + 23591^2 .

It is a cyclic number.

It is not a de Polignac number, because 2320031317 - 2²³ = 2311642709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320631317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160015658 + 1160015659.

It is an arithmetic number, because the mean of its divisors is an integer number (1160015659).

Almost surely, 2^2320031317 is an apocalyptic number.

It is an amenable number.

2320031317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320031317 is an equidigital number, since it uses as much as digits as its factorization.

2320031317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 2320031317 is about 48166.7034059837. The cubic root of 2320031317 is about 1323.8271462032.

Adding to 2320031317 its reverse (7131300232), we get a palindrome (9451331549).

The spelling of 2320031317 in words is "two billion, three hundred twenty million, thirty-one thousand, three hundred seventeen".