8549647153 has 2 divisors, whose sum is σ = 8549647154. Its totient is φ = 8549647152.

The previous prime is 8549647133. The next prime is 8549647163. The reversal of 8549647153 is 3517469458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8250633889 + 299013264 = 90833^2 + 17292^2 .

It is a cyclic number.

It is not a de Polignac number, because 8549647153 - 2¹³ = 8549638961 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8549647153.

It is not a weakly prime, because it can be changed into another prime (8549647133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4274823576 + 4274823577.

It is an arithmetic number, because the mean of its divisors is an integer number (4274823577).

Almost surely, 2^8549647153 is an apocalyptic number.

It is an amenable number.

8549647153 is a deficient number, since it is larger than the sum of its proper divisors (1).

8549647153 is an equidigital number, since it uses as much as digits as its factorization.

8549647153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3628800, while the sum is 52.

The square root of 8549647153 is about 92464.3020467899. The cubic root of 8549647153 is about 2044.7932234342.

The spelling of 8549647153 in words is "eight billion, five hundred forty-nine million, six hundred forty-seven thousand, one hundred fifty-three".