99713 has 2 divisors, whose sum is σ = 99714. Its totient is φ = 99712.

The previous prime is 99709. The next prime is 99719. The reversal of 99713 is 31799.

99713 is nontrivially palindromic in base 16.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71824 + 27889 = 268^2 + 167^2 .

It is an emirp because it is prime and its reverse (31799) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99713 - 2² = 99709 is a prime.

It is not a weakly prime, because it can be changed into another prime (99719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49856 + 49857.

It is an arithmetic number, because the mean of its divisors is an integer number (49857).

2⁹⁹⁷¹³ is an apocalyptic number.

It is an amenable number.

99713 is a deficient number, since it is larger than the sum of its proper divisors (1).

99713 is an equidigital number, since it uses as much as digits as its factorization.

99713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1701, while the sum is 29.

The square root of 99713 is about 315.7736531125. The cubic root of 99713 is about 46.3714412548.

The spelling of 99713 in words is "ninety-nine thousand, seven hundred thirteen".