847488253 has 2 divisors, whose sum is σ = 847488254. Its totient is φ = 847488252.

The previous prime is 847488241. The next prime is 847488259. The reversal of 847488253 is 352884748.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 615139204 + 232349049 = 24802^2 + 15243^2 .

It is a cyclic number.

It is not a de Polignac number, because 847488253 - 2²⁹ = 310617341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 847488197 and 847488206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (847488259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423744126 + 423744127.

It is an arithmetic number, because the mean of its divisors is an integer number (423744127).

Almost surely, 2^847488253 is an apocalyptic number.

It is an amenable number.

847488253 is a deficient number, since it is larger than the sum of its proper divisors (1).

847488253 is an equidigital number, since it uses as much as digits as its factorization.

847488253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1720320, while the sum is 49.

The square root of 847488253 is about 29111.6514990132. The cubic root of 847488253 is about 946.3342585138.

The spelling of 847488253 in words is "eight hundred forty-seven million, four hundred eighty-eight thousand, two hundred fifty-three".