12604057 has 2 divisors, whose sum is σ = 12604058. Its totient is φ = 12604056.

The previous prime is 12604019. The next prime is 12604061. The reversal of 12604057 is 75040621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12278016 + 326041 = 3504^2 + 571^2 .

It is an emirp because it is prime and its reverse (75040621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12604057 is a prime.

It is not a weakly prime, because it can be changed into another prime (12604957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6302028 + 6302029.

It is an arithmetic number, because the mean of its divisors is an integer number (6302029).

Almost surely, 2^12604057 is an apocalyptic number.

It is an amenable number.

12604057 is a deficient number, since it is larger than the sum of its proper divisors (1).

12604057 is an equidigital number, since it uses as much as digits as its factorization.

12604057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 12604057 is about 3550.2192890017. The cubic root of 12604057 is about 232.7216493438.

Adding to 12604057 its reverse (75040621), we get a palindrome (87644678).

The spelling of 12604057 in words is "twelve million, six hundred four thousand, fifty-seven".