117544152 has 64 divisors (see below), whose sum is σ = 321557760. Its totient is φ = 35510400.

The previous prime is 117544129. The next prime is 117544177. The reversal of 117544152 is 251445711.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142413 + ... + 143235.

It is an arithmetic number, because the mean of its divisors is an integer number (5024340).

Almost surely, 2^117544152 is an apocalyptic number.

117544152 is a gapful number since it is divisible by the number (12) 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 117544152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160778880).

117544152 is an abundant number, since it is smaller than the sum of its proper divisors (204013608).

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

117544152 is a wasteful number, since it uses less digits than its factorization.

117544152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384 (or 1380 counting only the distinct ones).

The product of its digits is 5600, while the sum is 30.

The square root of 117544152 is about 10841.7780829530. The cubic root of 117544152 is about 489.8543951658.

Adding to 117544152 its reverse (251445711), we get a palindrome (368989863).

The spelling of 117544152 in words is "one hundred seventeen million, five hundred forty-four thousand, one hundred fifty-two".