117316542 has 64 divisors (see below), whose sum is σ = 282124800. Its totient is φ = 31812480.

The previous prime is 117316519. The next prime is 117316547. The reversal of 117316542 is 245613711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117316547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73509 + ... + 75087.

It is an arithmetic number, because the mean of its divisors is an integer number (4408200).

Almost surely, 2^117316542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117316542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141062400).

117316542 is an abundant number, since it is smaller than the sum of its proper divisors (164808258).

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

117316542 is a wasteful number, since it uses less digits than its factorization.

117316542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681.

The product of its digits is 5040, while the sum is 30.

The square root of 117316542 is about 10831.2761021036. The cubic root of 117316542 is about 489.5380096474.

The spelling of 117316542 in words is "one hundred seventeen million, three hundred sixteen thousand, five hundred forty-two".