129653504 has 18 divisors (see below), whose sum is σ = 258801060. Its totient is φ = 64826624.

The previous prime is 129653497. The next prime is 129653527. The reversal of 129653504 is 405356921.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252974 + ... + 253485.

Almost surely, 2^129653504 is an apocalyptic number.

It is an amenable number.

129653504 is a deficient number, since it is larger than the sum of its proper divisors (129147556).

129653504 is an frugal number, since it uses more digits than its factorization.

129653504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506475 (or 506461 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 129653504 is about 11386.5492577866. The cubic root of 129653504 is about 506.1292300648.

The spelling of 129653504 in words is "one hundred twenty-nine million, six hundred fifty-three thousand, five hundred four".