9691463953 has 2 divisors, whose sum is σ = 9691463954. Its totient is φ = 9691463952.

The previous prime is 9691463923. The next prime is 9691463963. The reversal of 9691463953 is 3593641969.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8655139089 + 1036324864 = 93033^2 + 32192^2 .

It is a cyclic number.

It is not a de Polignac number, because 9691463953 - 2³³ = 1101529361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9691463894 and 9691463903.

It is not a weakly prime, because it can be changed into another prime (9691463923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4845731976 + 4845731977.

It is an arithmetic number, because the mean of its divisors is an integer number (4845731977).

Almost surely, 2^9691463953 is an apocalyptic number.

It is an amenable number.

9691463953 is a deficient number, since it is larger than the sum of its proper divisors (1).

9691463953 is an equidigital number, since it uses as much as digits as its factorization.

9691463953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4723920, while the sum is 55.

The square root of 9691463953 is about 98445.2332670303. The cubic root of 9691463953 is about 2132.0454649027.

The spelling of 9691463953 in words is "nine billion, six hundred ninety-one million, four hundred sixty-three thousand, nine hundred fifty-three".