9525709 has 2 divisors, whose sum is σ = 9525710. Its totient is φ = 9525708.

The previous prime is 9525673. The next prime is 9525721. The reversal of 9525709 is 9075259.

9525709 is digitally balanced in base 2, 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., 7209225 + 2316484 = 2685^2 + 1522^2 .

It is an emirp because it is prime and its reverse (9075259) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9525709 - 2¹³ = 9517517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9525779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4762854 + 4762855.

It is an arithmetic number, because the mean of its divisors is an integer number (4762855).

Almost surely, 2^9525709 is an apocalyptic number.

It is an amenable number.

9525709 is a deficient number, since it is larger than the sum of its proper divisors (1).

9525709 is an equidigital number, since it uses as much as digits as its factorization.

9525709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 37.

The square root of 9525709 is about 3086.3747342149. The cubic root of 9525709 is about 211.9820576366.

The spelling of 9525709 in words is "nine million, five hundred twenty-five thousand, seven hundred nine".