117647834 has 8 divisors (see below), whose sum is σ = 177243060. Its totient is φ = 58566816.

The previous prime is 117647807. The next prime is 117647851. The reversal of 117647834 is 438746711.

It can be written as a sum of positive squares in 2 ways, for example, as 114425809 + 3222025 = 10697^2 + 1795^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 117647791 and 117647800.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127979 + ... + 128894.

Almost surely, 2^117647834 is an apocalyptic number.

117647834 is a deficient number, since it is larger than the sum of its proper divisors (59595226).

117647834 is a wasteful number, since it uses less digits than its factorization.

117647834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257104.

The product of its digits is 112896, while the sum is 41.

The square root of 117647834 is about 10846.5586247436. The cubic root of 117647834 is about 489.9983812247.

The spelling of 117647834 in words is "one hundred seventeen million, six hundred forty-seven thousand, eight hundred thirty-four".