13116541 has 2 divisors, whose sum is σ = 13116542. Its totient is φ = 13116540.

The previous prime is 13116533. The next prime is 13116563. The reversal of 13116541 is 14561131.

It is an a-pointer prime, because the next prime (13116563) can be obtained adding 13116541 to its sum of digits (22).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13111641 + 4900 = 3621^2 + 70^2 .

It is a cyclic number.

It is not a de Polignac number, because 13116541 - 2³ = 13116533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13116041) 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 as a sum of consecutive naturals, namely, 6558270 + 6558271.

It is an arithmetic number, because the mean of its divisors is an integer number (6558271).

Almost surely, 2^13116541 is an apocalyptic number.

It is an amenable number.

13116541 is a deficient number, since it is larger than the sum of its proper divisors (1).

13116541 is an equidigital number, since it uses as much as digits as its factorization.

13116541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360, while the sum is 22.

The square root of 13116541 is about 3621.6765454690. The cubic root of 13116541 is about 235.8340126035.

Adding to 13116541 its reverse (14561131), we get a palindrome (27677672).

The spelling of 13116541 in words is "thirteen million, one hundred sixteen thousand, five hundred forty-one".