129260204 has 24 divisors (see below), whose sum is σ = 235837056. Its totient is φ = 61920000.

The previous prime is 129260191. The next prime is 129260227. The reversal of 129260204 is 402062921.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7364 + ... + 17684.

It is an arithmetic number, because the mean of its divisors is an integer number (9826544).

Almost surely, 2^129260204 is an apocalyptic number.

It is an amenable number.

129260204 is a deficient number, since it is larger than the sum of its proper divisors (106576852).

129260204 is a wasteful number, since it uses less digits than its factorization.

129260204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10457 (or 10455 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 129260204 is about 11369.2657634519. The cubic root of 129260204 is about 505.6169357794.

The spelling of 129260204 in words is "one hundred twenty-nine million, two hundred sixty thousand, two hundred four".