12969611 has 2 divisors, whose sum is σ = 12969612. Its totient is φ = 12969610.

The previous prime is 12969587. The next prime is 12969661. The reversal of 12969611 is 11696921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12969611 - 2⁶ = 12969547 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12969661) 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, 6484805 + 6484806.

It is an arithmetic number, because the mean of its divisors is an integer number (6484806).

Almost surely, 2^12969611 is an apocalyptic number.

12969611 is a deficient number, since it is larger than the sum of its proper divisors (1).

12969611 is an equidigital number, since it uses as much as digits as its factorization.

12969611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832, while the sum is 35.

The square root of 12969611 is about 3601.3346137231. The cubic root of 12969611 is about 234.9501086179.

The spelling of 12969611 in words is "twelve million, nine hundred sixty-nine thousand, six hundred eleven".