16060321 has 2 divisors, whose sum is σ = 16060322. Its totient is φ = 16060320.

The previous prime is 16060307. The next prime is 16060327. The reversal of 16060321 is 12306061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11696400 + 4363921 = 3420^2 + 2089^2 .

It is an emirp because it is prime and its reverse (12306061) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16060321 - 2⁹ = 16059809 is a prime.

It is not a weakly prime, because it can be changed into another prime (16060327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8030160 + 8030161.

It is an arithmetic number, because the mean of its divisors is an integer number (8030161).

Almost surely, 2^16060321 is an apocalyptic number.

It is an amenable number.

16060321 is a deficient number, since it is larger than the sum of its proper divisors (1).

16060321 is an equidigital number, since it uses as much as digits as its factorization.

16060321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 16060321 is about 4007.5330316792. The cubic root of 16060321 is about 252.3004782678.

Adding to 16060321 its reverse (12306061), we get a palindrome (28366382).

The spelling of 16060321 in words is "sixteen million, sixty thousand, three hundred twenty-one".