12168429 has 48 divisors (see below), whose sum is σ = 21071232. Its totient is φ = 6080256.

The previous prime is 12168421. The next prime is 12168437. The reversal of 12168429 is 92486121.

It is an interprime number because it is at equal distance from previous prime (12168421) and next prime (12168437).

It is not a de Polignac number, because 12168429 - 2³ = 12168421 is a prime.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 12168429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12168421) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 229567 + ... + 229619.

It is an arithmetic number, because the mean of its divisors is an integer number (438984).

Almost surely, 2^12168429 is an apocalyptic number.

It is an amenable number.

12168429 is a deficient number, since it is larger than the sum of its proper divisors (8902803).

12168429 is a wasteful number, since it uses less digits than its factorization.

12168429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 105 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 12168429 is about 3488.3275362271. The cubic root of 12168429 is about 230.0090040583.

The spelling of 12168429 in words is "twelve million, one hundred sixty-eight thousand, four hundred twenty-nine".