6319312289 has 2 divisors, whose sum is σ = 6319312290. Its totient is φ = 6319312288.

The previous prime is 6319312283. The next prime is 6319312297. The reversal of 6319312289 is 9822139136.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4986478225 + 1332834064 = 70615^2 + 36508^2 .

It is a cyclic number.

It is not a de Polignac number, because 6319312289 - 2¹⁶ = 6319246753 is a prime.

It is not a weakly prime, because it can be changed into another prime (6319312283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3159656144 + 3159656145.

It is an arithmetic number, because the mean of its divisors is an integer number (3159656145).

Almost surely, 2^6319312289 is an apocalyptic number.

It is an amenable number.

6319312289 is a deficient number, since it is larger than the sum of its proper divisors (1).

6319312289 is an equidigital number, since it uses as much as digits as its factorization.

6319312289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 44.

The square root of 6319312289 is about 79494.1022277754. The cubic root of 6319312289 is about 1848.8000291323.

The spelling of 6319312289 in words is "six billion, three hundred nineteen million, three hundred twelve thousand, two hundred eighty-nine".