16327513 has 2 divisors, whose sum is σ = 16327514. Its totient is φ = 16327512.

The previous prime is 16327499. The next prime is 16327541. The reversal of 16327513 is 31572361.

It is an a-pointer prime, because the next prime (16327541) can be obtained adding 16327513 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13741849 + 2585664 = 3707^2 + 1608^2 .

It is a cyclic number.

It is not a de Polignac number, because 16327513 - 2¹³ = 16319321 is a prime.

It is not a weakly prime, because it can be changed into another prime (16327543) 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, 8163756 + 8163757.

It is an arithmetic number, because the mean of its divisors is an integer number (8163757).

Almost surely, 2^16327513 is an apocalyptic number.

It is an amenable number.

16327513 is a deficient number, since it is larger than the sum of its proper divisors (1).

16327513 is an equidigital number, since it uses as much as digits as its factorization.

16327513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 28.

The square root of 16327513 is about 4040.7317406628. The cubic root of 16327513 is about 253.6919457571.

Adding to 16327513 its reverse (31572361), we get a palindrome (47899874).

The spelling of 16327513 in words is "sixteen million, three hundred twenty-seven thousand, five hundred thirteen".