12609029 has 2 divisors, whose sum is σ = 12609030. Its totient is φ = 12609028.

The previous prime is 12609013. The next prime is 12609031. The reversal of 12609029 is 92090621.

12609029 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., 10252804 + 2356225 = 3202^2 + 1535^2 .

It is a cyclic number.

It is not a de Polignac number, because 12609029 - 2⁴ = 12609013 is a prime.

It is a super-2 number, since 2×12609029² = 317975224645682, which contains 22 as substring.

Together with 12609031, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12608992 and 12609010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12609049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6304514 + 6304515.

It is an arithmetic number, because the mean of its divisors is an integer number (6304515).

Almost surely, 2^12609029 is an apocalyptic number.

It is an amenable number.

12609029 is a deficient number, since it is larger than the sum of its proper divisors (1).

12609029 is an equidigital number, since it uses as much as digits as its factorization.

12609029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 12609029 is about 3550.9194583938. The cubic root of 12609029 is about 232.7522463684.

The spelling of 12609029 in words is "twelve million, six hundred nine thousand, twenty-nine".