16326313 has 2 divisors, whose sum is σ = 16326314. Its totient is φ = 16326312.

The previous prime is 16326293. The next prime is 16326319. The reversal of 16326313 is 31362361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15705369 + 620944 = 3963^2 + 788^2 .

It is a cyclic number.

It is not a de Polignac number, because 16326313 - 2⁵ = 16326281 is a prime.

It is not a weakly prime, because it can be changed into another prime (16326319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8163156 + 8163157.

It is an arithmetic number, because the mean of its divisors is an integer number (8163157).

Almost surely, 2^16326313 is an apocalyptic number.

It is an amenable number.

16326313 is a deficient number, since it is larger than the sum of its proper divisors (1).

16326313 is an equidigital number, since it uses as much as digits as its factorization.

16326313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 25.

The square root of 16326313 is about 4040.5832499777. The cubic root of 16326313 is about 253.6857305262.

Adding to 16326313 its reverse (31362361), we get a palindrome (47688674).

The spelling of 16326313 in words is "sixteen million, three hundred twenty-six thousand, three hundred thirteen".