117144284 has 6 divisors (see below), whose sum is σ = 205002504. Its totient is φ = 58572140.

The previous prime is 117144283. The next prime is 117144317. The reversal of 117144284 is 482441711.

It is a self number, because there is not a number n which added to its sum of digits gives 117144284.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117144283) 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 as a sum of consecutive naturals, namely, 14643032 + ... + 14643039.

It is an arithmetic number, because the mean of its divisors is an integer number (34167084).

Almost surely, 2^117144284 is an apocalyptic number.

It is an amenable number.

117144284 is a deficient number, since it is larger than the sum of its proper divisors (87858220).

117144284 is a wasteful number, since it uses less digits than its factorization.

117144284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29286075 (or 29286073 counting only the distinct ones).

The product of its digits is 7168, while the sum is 32.

The square root of 117144284 is about 10823.3213017077. The cubic root of 117144284 is about 489.2982931118.

Adding to 117144284 its reverse (482441711), we get a palindrome (599585995).

The spelling of 117144284 in words is "one hundred seventeen million, one hundred forty-four thousand, two hundred eighty-four".