117144684 has 24 divisors (see below), whose sum is σ = 303708720. Its totient is φ = 39048192.

The previous prime is 117144683. The next prime is 117144689. The reversal of 117144684 is 486441711.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (117144683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542229 + ... + 542444.

It is an arithmetic number, because the mean of its divisors is an integer number (12654530).

Almost surely, 2^117144684 is an apocalyptic number.

It is an amenable number.

117144684 is an abundant number, since it is smaller than the sum of its proper divisors (186564036).

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

117144684 is a wasteful number, since it uses less digits than its factorization.

117144684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084686 (or 1084678 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 117144684 is about 10823.3397803081. The cubic root of 117144684 is about 489.2988500293.

The spelling of 117144684 in words is "one hundred seventeen million, one hundred forty-four thousand, six hundred eighty-four".