9869513 has 2 divisors, whose sum is σ = 9869514. Its totient is φ = 9869512.

The previous prime is 9869467. The next prime is 9869557. The reversal of 9869513 is 3159689.

9869513 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9815689 + 53824 = 3133^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 9869513 - 2⁶ = 9869449 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (9869593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4934756 + 4934757.

It is an arithmetic number, because the mean of its divisors is an integer number (4934757).

Almost surely, 2^9869513 is an apocalyptic number.

It is an amenable number.

9869513 is a deficient number, since it is larger than the sum of its proper divisors (1).

9869513 is an equidigital number, since it uses as much as digits as its factorization.

9869513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58320, while the sum is 41.

The square root of 9869513 is about 3141.5781066209. The cubic root of 9869513 is about 214.5022775480.

The spelling of 9869513 in words is "nine million, eight hundred sixty-nine thousand, five hundred thirteen".