16313 has 4 divisors (see below), whose sum is σ = 17808. Its totient is φ = 14820.

The previous prime is 16301. The next prime is 16319. The reversal of 16313 is 31361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31361 = 11 ⋅2851.

It is a cyclic number.

It is not a de Polignac number, because 16313 - 2⁶ = 16249 is a prime.

It is a super-2 number, since 2×16313² = 532227938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731 + ... + 752.

It is an arithmetic number, because the mean of its divisors is an integer number (4452).

2¹⁶³¹³ is an apocalyptic number.

It is an amenable number.

16313 is a deficient number, since it is larger than the sum of its proper divisors (1495).

16313 is a wasteful number, since it uses less digits than its factorization.

16313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494.

The product of its digits is 54, while the sum is 14.

The square root of 16313 is about 127.7223551302. The cubic root of 16313 is about 25.3616757278.

Adding to 16313 its reverse (31361), we get a palindrome (47674).

The spelling of 16313 in words is "sixteen thousand, three hundred thirteen".