13506113 has 2 divisors, whose sum is σ = 13506114. Its totient is φ = 13506112.

The previous prime is 13506091. The next prime is 13506127. The reversal of 13506113 is 31160531.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10291264 + 3214849 = 3208^2 + 1793^2 .

It is an emirp because it is prime and its reverse (31160531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13506113 - 2⁸ = 13505857 is a prime.

It is not a weakly prime, because it can be changed into another prime (13506413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6753056 + 6753057.

It is an arithmetic number, because the mean of its divisors is an integer number (6753057).

Almost surely, 2^13506113 is an apocalyptic number.

It is an amenable number.

13506113 is a deficient number, since it is larger than the sum of its proper divisors (1).

13506113 is an equidigital number, since it uses as much as digits as its factorization.

13506113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 13506113 is about 3675.0663939581. The cubic root of 13506113 is about 238.1460923076.

Adding to 13506113 its reverse (31160531), we get a palindrome (44666644).

The spelling of 13506113 in words is "thirteen million, five hundred six thousand, one hundred thirteen".