12129796 has 12 divisors (see below), whose sum is σ = 24259648. Its totient is φ = 5198472.

The previous prime is 12129781. The next prime is 12129811. The reversal of 12129796 is 69792121.

It is an interprime number because it is at equal distance from previous prime (12129781) and next prime (12129811).

12129796 is an admirable number.

It is a zygodrome in base 6.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216576 + ... + 216631.

Almost surely, 2^12129796 is an apocalyptic number.

It is an amenable number.

12129796 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12129796 is a wasteful number, since it uses less digits than its factorization.

12129796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433218 (or 433216 counting only the distinct ones).

The product of its digits is 13608, while the sum is 37.

The square root of 12129796 is about 3482.7856666755. The cubic root of 12129796 is about 229.7653309068.

The spelling of 12129796 in words is "twelve million, one hundred twenty-nine thousand, seven hundred ninety-six".