8853447517 has 2 divisors, whose sum is σ = 8853447518. Its totient is φ = 8853447516.

The previous prime is 8853447467. The next prime is 8853447529. The reversal of 8853447517 is 7157443588.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8481304836 + 372142681 = 92094^2 + 19291^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8853447517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8853447817) 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, 4426723758 + 4426723759.

It is an arithmetic number, because the mean of its divisors is an integer number (4426723759).

Almost surely, 2^8853447517 is an apocalyptic number.

It is an amenable number.

8853447517 is a deficient number, since it is larger than the sum of its proper divisors (1).

8853447517 is an equidigital number, since it uses as much as digits as its factorization.

8853447517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3763200, while the sum is 52.

The square root of 8853447517 is about 94092.7601731398. The cubic root of 8853447517 is about 2068.7315555753.

The spelling of 8853447517 in words is "eight billion, eight hundred fifty-three million, four hundred forty-seven thousand, five hundred seventeen".