8653637413 has 2 divisors, whose sum is σ = 8653637414. Its totient is φ = 8653637412.

The previous prime is 8653637387. The next prime is 8653637423. The reversal of 8653637413 is 3147363568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8632825569 + 20811844 = 92913^2 + 4562^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8653637413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8653637423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4326818706 + 4326818707.

It is an arithmetic number, because the mean of its divisors is an integer number (4326818707).

Almost surely, 2^8653637413 is an apocalyptic number.

It is an amenable number.

8653637413 is a deficient number, since it is larger than the sum of its proper divisors (1).

8653637413 is an equidigital number, since it uses as much as digits as its factorization.

8653637413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 46.

The square root of 8653637413 is about 93024.9289868044. The cubic root of 8653637413 is about 2053.0501818303.

The spelling of 8653637413 in words is "eight billion, six hundred fifty-three million, six hundred thirty-seven thousand, four hundred thirteen".