9913727 has 2 divisors, whose sum is σ = 9913728. Its totient is φ = 9913726.

The previous prime is 9913723. The next prime is 9913733. The reversal of 9913727 is 7273199.

It is a weak prime.

It is an emirp because it is prime and its reverse (7273199) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9913727 - 2² = 9913723 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9913721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4956863 + 4956864.

It is an arithmetic number, because the mean of its divisors is an integer number (4956864).

Almost surely, 2^9913727 is an apocalyptic number.

9913727 is a deficient number, since it is larger than the sum of its proper divisors (1).

9913727 is an equidigital number, since it uses as much as digits as its factorization.

9913727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23814, while the sum is 38.

The square root of 9913727 is about 3148.6071523771. The cubic root of 9913727 is about 214.8221135425.

The spelling of 9913727 in words is "nine million, nine hundred thirteen thousand, seven hundred twenty-seven".