117834459 has 8 divisors (see below), whose sum is σ = 157246992. Its totient is φ = 78489120.

The previous prime is 117834443. The next prime is 117834461. The reversal of 117834459 is 954438711.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117834459 - 2⁴ = 117834443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117834459.

It is not an unprimeable number, because it can be changed into a prime (117874459) 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, 12552 + ... + 19829.

It is an arithmetic number, because the mean of its divisors is an integer number (19655874).

Almost surely, 2^117834459 is an apocalyptic number.

117834459 is a deficient number, since it is larger than the sum of its proper divisors (39412533).

117834459 is a wasteful number, since it uses less digits than its factorization.

117834459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33597.

The product of its digits is 120960, while the sum is 42.

The square root of 117834459 is about 10855.1581748034. The cubic root of 117834459 is about 490.2573394894.

The spelling of 117834459 in words is "one hundred seventeen million, eight hundred thirty-four thousand, four hundred fifty-nine".