12545041 has 2 divisors, whose sum is σ = 12545042. Its totient is φ = 12545040.

The previous prime is 12544999. The next prime is 12545059. The reversal of 12545041 is 14054521.

12545041 = 2504² + 2505².

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6275025 + 6270016 = 2505^2 + 2504^2 .

It is a cyclic number.

It is not a de Polignac number, because 12545041 - 2⁹ = 12544529 is a prime.

It is not a weakly prime, because it can be changed into another prime (12545341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6272520 + 6272521.

It is an arithmetic number, because the mean of its divisors is an integer number (6272521).

Almost surely, 2^12545041 is an apocalyptic number.

12545041 is the 2505-th centered square number.

It is an amenable number.

12545041 is a deficient number, since it is larger than the sum of its proper divisors (1).

12545041 is an equidigital number, since it uses as much as digits as its factorization.

12545041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 12545041 is about 3541.8979375470. The cubic root of 12545041 is about 232.3578566158.

Adding to 12545041 its reverse (14054521), we get a palindrome (26599562).

The spelling of 12545041 in words is "twelve million, five hundred forty-five thousand, forty-one".