16708613 has 2 divisors, whose sum is σ = 16708614. Its totient is φ = 16708612.

The previous prime is 16708609. The next prime is 16708633. The reversal of 16708613 is 31680761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10647169 + 6061444 = 3263^2 + 2462^2 .

It is a cyclic number.

It is not a de Polignac number, because 16708613 - 2² = 16708609 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16708613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16708633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8354306 + 8354307.

It is an arithmetic number, because the mean of its divisors is an integer number (8354307).

Almost surely, 2^16708613 is an apocalyptic number.

It is an amenable number.

16708613 is a deficient number, since it is larger than the sum of its proper divisors (1).

16708613 is an equidigital number, since it uses as much as digits as its factorization.

16708613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 16708613 is about 4087.6170319637. The cubic root of 16708613 is about 255.6505904124.

The spelling of 16708613 in words is "sixteen million, seven hundred eight thousand, six hundred thirteen".