129043204 has 12 divisors (see below), whose sum is σ = 233110528. Its totient is φ = 62440200.

The previous prime is 129043199. The next prime is 129043217. The reversal of 129043204 is 402340921.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520212 + ... + 520459.

Almost surely, 2^129043204 is an apocalyptic number.

It is an amenable number.

129043204 is a deficient number, since it is larger than the sum of its proper divisors (104067324).

129043204 is a wasteful number, since it uses less digits than its factorization.

129043204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040706 (or 1040704 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 129043204 is about 11359.7184824273. The cubic root of 129043204 is about 505.3338367097. Note that the first 3 decimals are identical.

The spelling of 129043204 in words is "one hundred twenty-nine million, forty-three thousand, two hundred four".