117083540 has 72 divisors (see below), whose sum is σ = 293839560. Its totient is φ = 39045888.

The previous prime is 117083537. The next prime is 117083563. The reversal of 117083540 is 45380711.

It can be written as a sum of positive squares in 4 ways, for example, as 21864976 + 95218564 = 4676^2 + 9758^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34646 + ... + 37874.

It is an arithmetic number, because the mean of its divisors is an integer number (4081105).

Almost surely, 2^117083540 is an apocalyptic number.

117083540 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 117083540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146919780).

117083540 is an abundant number, since it is smaller than the sum of its proper divisors (176756020).

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

117083540 is a wasteful number, since it uses less digits than its factorization.

117083540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3289 (or 3280 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 117083540 is about 10820.5147751851. The cubic root of 117083540 is about 489.2137049063.

The spelling of 117083540 in words is "one hundred seventeen million, eighty-three thousand, five hundred forty".