9692172449 has 2 divisors, whose sum is σ = 9692172450. Its totient is φ = 9692172448.

The previous prime is 9692172367. The next prime is 9692172463. The reversal of 9692172449 is 9442712969.

9692172449 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., 7741360225 + 1950812224 = 87985^2 + 44168^2 .

It is an emirp because it is prime and its reverse (9442712969) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9692172449 - 2¹⁶ = 9692106913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9692172449.

It is not a weakly prime, because it can be changed into another prime (9692172649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4846086224 + 4846086225.

It is an arithmetic number, because the mean of its divisors is an integer number (4846086225).

Almost surely, 2^9692172449 is an apocalyptic number.

It is an amenable number.

9692172449 is a deficient number, since it is larger than the sum of its proper divisors (1).

9692172449 is an equidigital number, since it uses as much as digits as its factorization.

9692172449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 53.

The square root of 9692172449 is about 98448.8316284150. The cubic root of 9692172449 is about 2132.0974181433.

The spelling of 9692172449 in words is "nine billion, six hundred ninety-two million, one hundred seventy-two thousand, four hundred forty-nine".