870578565113 has 2 divisors, whose sum is σ = 870578565114. Its totient is φ = 870578565112.

The previous prime is 870578565107. The next prime is 870578565121. The reversal of 870578565113 is 311565875078.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 811094769664 + 59483795449 = 900608^2 + 243893^2 .

It is a cyclic number.

It is not a de Polignac number, because 870578565113 - 2²⁸ = 870310129657 is a prime.

It is not a weakly prime, because it can be changed into another prime (870578565173) 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, 435289282556 + 435289282557.

It is an arithmetic number, because the mean of its divisors is an integer number (435289282557).

Almost surely, 2^870578565113 is an apocalyptic number.

It is an amenable number.

870578565113 is a deficient number, since it is larger than the sum of its proper divisors (1).

870578565113 is an equidigital number, since it uses as much as digits as its factorization.

870578565113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056000, while the sum is 56.

The spelling of 870578565113 in words is "eight hundred seventy billion, five hundred seventy-eight million, five hundred sixty-five thousand, one hundred thirteen".