13628113 has 4 divisors (see below), whose sum is σ = 13960548. Its totient is φ = 13295680.

The previous prime is 13628107. The next prime is 13628129. The reversal of 13628113 is 31182631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1468944 + 12159169 = 1212^2 + 3487^2 .

It is a cyclic number.

It is not a de Polignac number, because 13628113 - 2⁵ = 13628081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13628183) 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, 166156 + ... + 166237.

It is an arithmetic number, because the mean of its divisors is an integer number (3490137).

Almost surely, 2^13628113 is an apocalyptic number.

It is an amenable number.

13628113 is a deficient number, since it is larger than the sum of its proper divisors (332435).

13628113 is an equidigital number, since it uses as much as digits as its factorization.

13628113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332434.

The product of its digits is 864, while the sum is 25.

The square root of 13628113 is about 3691.6274189035. The cubic root of 13628113 is about 238.8609977012.

The spelling of 13628113 in words is "thirteen million, six hundred twenty-eight thousand, one hundred thirteen".