8617752313 has 2 divisors, whose sum is σ = 8617752314. Its totient is φ = 8617752312.

The previous prime is 8617752307. The next prime is 8617752329. The reversal of 8617752313 is 3132577168.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5814367504 + 2803384809 = 76252^2 + 52947^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8617752313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8617752313.

It is not a weakly prime, because it can be changed into another prime (8617752343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4308876156 + 4308876157.

It is an arithmetic number, because the mean of its divisors is an integer number (4308876157).

Almost surely, 2^8617752313 is an apocalyptic number.

It is an amenable number.

8617752313 is a deficient number, since it is larger than the sum of its proper divisors (1).

8617752313 is an equidigital number, since it uses as much as digits as its factorization.

8617752313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 8617752313 is about 92831.8496691733. The cubic root of 8617752313 is about 2050.2083716808.

The spelling of 8617752313 in words is "eight billion, six hundred seventeen million, seven hundred fifty-two thousand, three hundred thirteen".