9691913 has 16 divisors (see below), whose sum is σ = 12165120. Its totient is φ = 7501200.

The previous prime is 9691909. The next prime is 9691931. The reversal of 9691913 is 3191969.

It is not a de Polignac number, because 9691913 - 2² = 9691909 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9691943) 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 in 15 ways as a sum of consecutive naturals, for example, 14378 + ... + 15036.

It is an arithmetic number, because the mean of its divisors is an integer number (760320).

Almost surely, 2^9691913 is an apocalyptic number.

It is an amenable number.

9691913 is a deficient number, since it is larger than the sum of its proper divisors (2473207).

9691913 is a wasteful number, since it uses less digits than its factorization.

9691913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868.

The product of its digits is 13122, while the sum is 38.

The square root of 9691913 is about 3113.1837401605. The cubic root of 9691913 is about 213.2078393324.

It can be divided in two parts, 969 and 1913, that added together give a palindrome (2882).

The spelling of 9691913 in words is "nine million, six hundred ninety-one thousand, nine hundred thirteen".