16986337 has 2 divisors, whose sum is σ = 16986338. Its totient is φ = 16986336.

The previous prime is 16986331. The next prime is 16986353. The reversal of 16986337 is 73368961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16654561 + 331776 = 4081^2 + 576^2 .

It is an emirp because it is prime and its reverse (73368961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16986337 - 2³ = 16986329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16986293 and 16986302.

It is not a weakly prime, because it can be changed into another prime (16986331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8493168 + 8493169.

It is an arithmetic number, because the mean of its divisors is an integer number (8493169).

Almost surely, 2^16986337 is an apocalyptic number.

It is an amenable number.

16986337 is a deficient number, since it is larger than the sum of its proper divisors (1).

16986337 is an equidigital number, since it uses as much as digits as its factorization.

16986337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 163296, while the sum is 43.

The square root of 16986337 is about 4121.4484104499. The cubic root of 16986337 is about 257.0592554651.

The spelling of 16986337 in words is "sixteen million, nine hundred eighty-six thousand, three hundred thirty-seven".