8488771229 has 2 divisors, whose sum is σ = 8488771230. Its totient is φ = 8488771228.

The previous prime is 8488771217. The next prime is 8488771259. The reversal of 8488771229 is 9221778848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8468968729 + 19802500 = 92027^2 + 4450^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8488771229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8488771259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4244385614 + 4244385615.

It is an arithmetic number, because the mean of its divisors is an integer number (4244385615).

Almost surely, 2^8488771229 is an apocalyptic number.

It is an amenable number.

8488771229 is a deficient number, since it is larger than the sum of its proper divisors (1).

8488771229 is an equidigital number, since it uses as much as digits as its factorization.

8488771229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3612672, while the sum is 56.

The square root of 8488771229 is about 92134.5278872150. The cubic root of 8488771229 is about 2039.9284888587.

The spelling of 8488771229 in words is "eight billion, four hundred eighty-eight million, seven hundred seventy-one thousand, two hundred twenty-nine".