12609607 has 2 divisors, whose sum is σ = 12609608. Its totient is φ = 12609606.

The previous prime is 12609587. The next prime is 12609613. The reversal of 12609607 is 70690621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12609607 - 2¹¹ = 12607559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12609647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6304803 + 6304804.

It is an arithmetic number, because the mean of its divisors is an integer number (6304804).

Almost surely, 2^12609607 is an apocalyptic number.

12609607 is a deficient number, since it is larger than the sum of its proper divisors (1).

12609607 is an equidigital number, since it uses as much as digits as its factorization.

12609607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 12609607 is about 3551.0008448323. Note that the first 3 decimals coincide. The cubic root of 12609607 is about 232.7558027814.

The spelling of 12609607 in words is "twelve million, six hundred nine thousand, six hundred seven".