8347520453 has 2 divisors, whose sum is σ = 8347520454. Its totient is φ = 8347520452.

The previous prime is 8347520431. The next prime is 8347520471. The reversal of 8347520453 is 3540257438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6500068129 + 1847452324 = 80623^2 + 42982^2 .

It is a cyclic number.

It is not a de Polignac number, because 8347520453 - 2²² = 8343326149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8347520453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8347520953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4173760226 + 4173760227.

It is an arithmetic number, because the mean of its divisors is an integer number (4173760227).

Almost surely, 2^8347520453 is an apocalyptic number.

It is an amenable number.

8347520453 is a deficient number, since it is larger than the sum of its proper divisors (1).

8347520453 is an equidigital number, since it uses as much as digits as its factorization.

8347520453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 403200, while the sum is 41.

The square root of 8347520453 is about 91364.7659275719. The cubic root of 8347520453 is about 2028.5505319399.

The spelling of 8347520453 in words is "eight billion, three hundred forty-seven million, five hundred twenty thousand, four hundred fifty-three".