9699913 has 2 divisors, whose sum is σ = 9699914. Its totient is φ = 9699912.

The previous prime is 9699889. The next prime is 9699917. The reversal of 9699913 is 3199969.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8838729 + 861184 = 2973^2 + 928^2 .

It is an emirp because it is prime and its reverse (3199969) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9699913 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (9699917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4849956 + 4849957.

It is an arithmetic number, because the mean of its divisors is an integer number (4849957).

Almost surely, 2^9699913 is an apocalyptic number.

It is an amenable number.

9699913 is a deficient number, since it is larger than the sum of its proper divisors (1).

9699913 is an equidigital number, since it uses as much as digits as its factorization.

9699913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 118098, while the sum is 46.

The square root of 9699913 is about 3114.4683334399. The cubic root of 9699913 is about 213.2664859459.

The spelling of 9699913 in words is "nine million, six hundred ninety-nine thousand, nine hundred thirteen".