16071317 has 2 divisors, whose sum is σ = 16071318. Its totient is φ = 16071316.

The previous prime is 16071301. The next prime is 16071323. The reversal of 16071317 is 71317061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14205361 + 1865956 = 3769^2 + 1366^2 .

It is a cyclic number.

It is not a de Polignac number, because 16071317 - 2⁴ = 16071301 is a prime.

It is a super-2 number, since 2×16071317² = 516574460228978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16071337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8035658 + 8035659.

It is an arithmetic number, because the mean of its divisors is an integer number (8035659).

Almost surely, 2^16071317 is an apocalyptic number.

It is an amenable number.

16071317 is a deficient number, since it is larger than the sum of its proper divisors (1).

16071317 is an equidigital number, since it uses as much as digits as its factorization.

16071317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 16071317 is about 4008.9047132602. The cubic root of 16071317 is about 252.3580458831.

Adding to 16071317 its reverse (71317061), we get a palindrome (87388378).

The spelling of 16071317 in words is "sixteen million, seventy-one thousand, three hundred seventeen".