8485807229 has 2 divisors, whose sum is σ = 8485807230. Its totient is φ = 8485807228.

The previous prime is 8485807129. The next prime is 8485807237. The reversal of 8485807229 is 9227085848.

8485807229 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7417171129 + 1068636100 = 86123^2 + 32690^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8485807229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8485807129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4242903614 + 4242903615.

It is an arithmetic number, because the mean of its divisors is an integer number (4242903615).

Almost surely, 2^8485807229 is an apocalyptic number.

It is an amenable number.

8485807229 is a deficient number, since it is larger than the sum of its proper divisors (1).

8485807229 is an equidigital number, since it uses as much as digits as its factorization.

8485807229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2580480, while the sum is 53.

The square root of 8485807229 is about 92118.4413079162. The cubic root of 8485807229 is about 2039.6910358854.

The spelling of 8485807229 in words is "eight billion, four hundred eighty-five million, eight hundred seven thousand, two hundred twenty-nine".