8603556645113 has 2 divisors, whose sum is σ = 8603556645114. Its totient is φ = 8603556645112.

The previous prime is 8603556645107. The next prime is 8603556645127. The reversal of 8603556645113 is 3115466553068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4477003187449 + 4126553457664 = 2115893^2 + 2031392^2 .

It is a cyclic number.

It is not a de Polignac number, because 8603556645113 - 2³² = 8599261677817 is a prime.

It is not a weakly prime, because it can be changed into another prime (8603556645193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4301778322556 + 4301778322557.

It is an arithmetic number, because the mean of its divisors is an integer number (4301778322557).

Almost surely, 2^{8603556645113} is an apocalyptic number.

It is an amenable number.

8603556645113 is a deficient number, since it is larger than the sum of its proper divisors (1).

8603556645113 is an equidigital number, since it uses as much as digits as its factorization.

8603556645113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776000, while the sum is 53.

The spelling of 8603556645113 in words is "eight trillion, six hundred three billion, five hundred fifty-six million, six hundred forty-five thousand, one hundred thirteen".