12605743 has 2 divisors, whose sum is σ = 12605744. Its totient is φ = 12605742.

The previous prime is 12605707. The next prime is 12605753. The reversal of 12605743 is 34750621.

It is a strong prime.

It is an emirp because it is prime and its reverse (34750621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12605743 is a prime.

It is equal to p₈₂₅₁₅₇ and since 12605743 and 825157 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12605753) 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, 6302871 + 6302872.

It is an arithmetic number, because the mean of its divisors is an integer number (6302872).

Almost surely, 2^12605743 is an apocalyptic number.

12605743 is a deficient number, since it is larger than the sum of its proper divisors (1).

12605743 is an equidigital number, since it uses as much as digits as its factorization.

12605743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 12605743 is about 3550.4567311826. The cubic root of 12605743 is about 232.7320256644.

The spelling of 12605743 in words is "twelve million, six hundred five thousand, seven hundred forty-three".