16113313 has 4 divisors (see below), whose sum is σ = 16386480. Its totient is φ = 15840148.

The previous prime is 16113301. The next prime is 16113319. The reversal of 16113313 is 31331161.

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.

It is a cyclic number.

It is not a de Polignac number, because 16113313 - 2⁵ = 16113281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16113319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136495 + ... + 136612.

It is an arithmetic number, because the mean of its divisors is an integer number (4096620).

Almost surely, 2^16113313 is an apocalyptic number.

It is an amenable number.

16113313 is a deficient number, since it is larger than the sum of its proper divisors (273167).

16113313 is an equidigital number, since it uses as much as digits as its factorization.

16113313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273166.

The product of its digits is 162, while the sum is 19.

The square root of 16113313 is about 4014.1391356055. The cubic root of 16113313 is about 252.5776671837.

Adding to 16113313 its reverse (31331161), we get a palindrome (47444474).

The spelling of 16113313 in words is "sixteen million, one hundred thirteen thousand, three hundred thirteen".