16788313 has 2 divisors, whose sum is σ = 16788314. Its totient is φ = 16788312.

The previous prime is 16788307. The next prime is 16788319. The reversal of 16788313 is 31388761.

It is a balanced prime because it is at equal distance from previous prime (16788307) and next prime (16788319).

It can be written as a sum of positive squares in only one way, i.e., 10478169 + 6310144 = 3237^2 + 2512^2 .

It is an emirp because it is prime and its reverse (31388761) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16788313 is a prime.

It is not a weakly prime, because it can be changed into another prime (16788319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8394156 + 8394157.

It is an arithmetic number, because the mean of its divisors is an integer number (8394157).

Almost surely, 2^16788313 is an apocalyptic number.

It is an amenable number.

16788313 is a deficient number, since it is larger than the sum of its proper divisors (1).

16788313 is an equidigital number, since it uses as much as digits as its factorization.

16788313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 16788313 is about 4097.3543903353. The cubic root of 16788313 is about 256.0564298211.

The spelling of 16788313 in words is "sixteen million, seven hundred eighty-eight thousand, three hundred thirteen".