8516743247 has 2 divisors, whose sum is σ = 8516743248. Its totient is φ = 8516743246.

The previous prime is 8516743211. The next prime is 8516743267. The reversal of 8516743247 is 7423476158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8516743247 - 2²⁴ = 8499966031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8516743267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4258371623 + 4258371624.

It is an arithmetic number, because the mean of its divisors is an integer number (4258371624).

Almost surely, 2^8516743247 is an apocalyptic number.

8516743247 is a deficient number, since it is larger than the sum of its proper divisors (1).

8516743247 is an equidigital number, since it uses as much as digits as its factorization.

8516743247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1128960, while the sum is 47.

The square root of 8516743247 is about 92286.2029070435. The cubic root of 8516743247 is about 2042.1666752052.

The spelling of 8516743247 in words is "eight billion, five hundred sixteen million, seven hundred forty-three thousand, two hundred forty-seven".