9895813513 has 2 divisors, whose sum is σ = 9895813514. Its totient is φ = 9895813512.

The previous prime is 9895813489. The next prime is 9895813541. The reversal of 9895813513 is 3153185989.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8932518144 + 963295369 = 94512^2 + 31037^2 .

It is a cyclic number.

It is not a de Polignac number, because 9895813513 - 2²⁹ = 9358942601 is a prime.

It is not a weakly prime, because it can be changed into another prime (9895813813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4947906756 + 4947906757.

It is an arithmetic number, because the mean of its divisors is an integer number (4947906757).

Almost surely, 2^9895813513 is an apocalyptic number.

It is an amenable number.

9895813513 is a deficient number, since it is larger than the sum of its proper divisors (1).

9895813513 is an equidigital number, since it uses as much as digits as its factorization.

9895813513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 52.

The square root of 9895813513 is about 99477.7035973388. The cubic root of 9895813513 is about 2146.9264547283.

The spelling of 9895813513 in words is "nine billion, eight hundred ninety-five million, eight hundred thirteen thousand, five hundred thirteen".