9957713 has 4 divisors (see below), whose sum is σ = 10083840. Its totient is φ = 9831588.

The previous prime is 9957697. The next prime is 9957737. The reversal of 9957713 is 3177599.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3177599 = 1187 ⋅2677.

It is a cyclic number.

It is not a de Polignac number, because 9957713 - 2⁴ = 9957697 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9957613) 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 in 3 ways as a sum of consecutive naturals, for example, 62945 + ... + 63102.

It is an arithmetic number, because the mean of its divisors is an integer number (2520960).

Almost surely, 2^9957713 is an apocalyptic number.

It is an amenable number.

9957713 is a deficient number, since it is larger than the sum of its proper divisors (126127).

9957713 is a wasteful number, since it uses less digits than its factorization.

9957713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126126.

The product of its digits is 59535, while the sum is 41.

The square root of 9957713 is about 3155.5844149698. The cubic root of 9957713 is about 215.1393580023.

The spelling of 9957713 in words is "nine million, nine hundred fifty-seven thousand, seven hundred thirteen".