117691548 has 96 divisors (see below), whose sum is σ = 317049600. Its totient is φ = 33675264.

The previous prime is 117691537. The next prime is 117691577. The reversal of 117691548 is 845196711.

It is a congruent number.

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 in 31 ways as a sum of consecutive naturals, for example, 174540 + ... + 175212.

It is an arithmetic number, because the mean of its divisors is an integer number (3302600).

Almost surely, 2^117691548 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117691548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158524800).

117691548 is an abundant number, since it is smaller than the sum of its proper divisors (199358052).

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

117691548 is a wasteful number, since it uses less digits than its factorization.

117691548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771 (or 769 counting only the distinct ones).

The product of its digits is 60480, while the sum is 42.

The square root of 117691548 is about 10848.5735467848. The cubic root of 117691548 is about 490.0590627125.

The spelling of 117691548 in words is "one hundred seventeen million, six hundred ninety-one thousand, five hundred forty-eight".