12246129 has 24 divisors (see below), whose sum is σ = 20633600. Its totient is φ = 6996024.

The previous prime is 12246119. The next prime is 12246131. The reversal of 12246129 is 92164221.

It is not a de Polignac number, because 12246129 - 2⁸ = 12245873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12246119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1104 + ... + 5070.

Almost surely, 2^12246129 is an apocalyptic number.

It is an amenable number.

12246129 is a deficient number, since it is larger than the sum of its proper divisors (8387471).

12246129 is an equidigital number, since it uses as much as digits as its factorization.

12246129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3994 (or 3977 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 12246129 is about 3499.4469563061. The cubic root of 12246129 is about 230.4975304137.

The spelling of 12246129 in words is "twelve million, two hundred forty-six thousand, one hundred twenty-nine".