13646041 has 2 divisors, whose sum is σ = 13646042. Its totient is φ = 13646040.

The previous prime is 13646033. The next prime is 13646063. The reversal of 13646041 is 14064631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12638025 + 1008016 = 3555^2 + 1004^2 .

It is a cyclic number.

It is not a de Polignac number, because 13646041 - 2³ = 13646033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13645997 and 13646015.

It is not a weakly prime, because it can be changed into another prime (13646341) 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, 6823020 + 6823021.

It is an arithmetic number, because the mean of its divisors is an integer number (6823021).

Almost surely, 2^13646041 is an apocalyptic number.

It is an amenable number.

13646041 is a deficient number, since it is larger than the sum of its proper divisors (1).

13646041 is an equidigital number, since it uses as much as digits as its factorization.

13646041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 13646041 is about 3694.0548182181. The cubic root of 13646041 is about 238.9656936222.

The spelling of 13646041 in words is "thirteen million, six hundred forty-six thousand, forty-one".