8312217607 has 2 divisors, whose sum is σ = 8312217608. Its totient is φ = 8312217606.

The previous prime is 8312217587. The next prime is 8312217611. The reversal of 8312217607 is 7067122138.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8312217607 - 2¹¹ = 8312215559 is a prime.

It is a super-2 number, since 2×8312217607² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8312217707) 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, 4156108803 + 4156108804.

It is an arithmetic number, because the mean of its divisors is an integer number (4156108804).

Almost surely, 2^8312217607 is an apocalyptic number.

8312217607 is a deficient number, since it is larger than the sum of its proper divisors (1).

8312217607 is an equidigital number, since it uses as much as digits as its factorization.

8312217607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 8312217607 is about 91171.3639636920. The cubic root of 8312217607 is about 2025.6868153030.

The spelling of 8312217607 in words is "eight billion, three hundred twelve million, two hundred seventeen thousand, six hundred seven".