117029520 has 240 divisors, whose sum is σ = 423401472. Its totient is φ = 28892160.

The previous prime is 117029519. The next prime is 117029533. The reversal of 117029520 is 25920711.

117029520 is a `hidden beast` number, since 117 + 0 + 29 + 520 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 612625 + ... + 612815.

Almost surely, 2^117029520 is an apocalyptic number.

117029520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117029520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211700736).

117029520 is an abundant number, since it is smaller than the sum of its proper divisors (306371952).

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

117029520 is a wasteful number, since it uses less digits than its factorization.

117029520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 117029520 is about 10818.0183028131. The cubic root of 117029520 is about 489.1384555310.

The spelling of 117029520 in words is "one hundred seventeen million, twenty-nine thousand, five hundred twenty".