12965461 has 2 divisors, whose sum is σ = 12965462. Its totient is φ = 12965460.

The previous prime is 12965423. The next prime is 12965497. The reversal of 12965461 is 16456921.

12965461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11902500 + 1062961 = 3450^2 + 1031^2 .

It is a cyclic number.

It is not a de Polignac number, because 12965461 - 2⁷ = 12965333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12965861) 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, 6482730 + 6482731.

It is an arithmetic number, because the mean of its divisors is an integer number (6482731).

Almost surely, 2^12965461 is an apocalyptic number.

It is an amenable number.

12965461 is a deficient number, since it is larger than the sum of its proper divisors (1).

12965461 is an equidigital number, since it uses as much as digits as its factorization.

12965461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 12965461 is about 3600.7583923390. The cubic root of 12965461 is about 234.9250462634.

The spelling of 12965461 in words is "twelve million, nine hundred sixty-five thousand, four hundred sixty-one".