9715723 has 2 divisors, whose sum is σ = 9715724. Its totient is φ = 9715722.

The previous prime is 9715709. The next prime is 9715747. The reversal of 9715723 is 3275179.

It is a weak prime.

It is an emirp because it is prime and its reverse (3275179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9715723 - 2¹³ = 9707531 is a prime.

9715723 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (9715763) 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, 4857861 + 4857862.

It is an arithmetic number, because the mean of its divisors is an integer number (4857862).

Almost surely, 2^9715723 is an apocalyptic number.

9715723 is a deficient number, since it is larger than the sum of its proper divisors (1).

9715723 is an equidigital number, since it uses as much as digits as its factorization.

9715723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13230, while the sum is 34.

The square root of 9715723 is about 3117.0054539574. The cubic root of 9715723 is about 213.3822915523.

Subtracting from 9715723 its sum of digits (34), we obtain a square (9715689 = 3117²).

It can be divided in two parts, 97 and 15723, that multiplied together give a triangular number (1525131 = T₁₇₄₆).

The spelling of 9715723 in words is "nine million, seven hundred fifteen thousand, seven hundred twenty-three".