129098704 has 20 divisors (see below), whose sum is σ = 285861664. Its totient is φ = 55327968.

The previous prime is 129098699. The next prime is 129098713. The reversal of 129098704 is 407890921.

It is a congruent number.

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, 576222 + ... + 576445.

Almost surely, 2^129098704 is an apocalyptic number.

129098704 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

129098704 is an abundant number, since it is smaller than the sum of its proper divisors (156762960).

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

129098704 is a wasteful number, since it uses less digits than its factorization.

129098704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1152682 (or 1152676 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 129098704 is about 11362.1610620515. The cubic root of 129098704 is about 505.4062724193.

The spelling of 129098704 in words is "one hundred twenty-nine million, ninety-eight thousand, seven hundred four".