117702847 has 4 divisors (see below), whose sum is σ = 117729360. Its totient is φ = 117676336.

The previous prime is 117702821. The next prime is 117702859. The reversal of 117702847 is 748207711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 748207711 = 47 ⋅15919313.

It is a cyclic number.

It is not a de Polignac number, because 117702847 - 2¹⁹ = 117178559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117702647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4798 + ... + 16075.

It is an arithmetic number, because the mean of its divisors is an integer number (29432340).

Almost surely, 2^117702847 is an apocalyptic number.

117702847 is a deficient number, since it is larger than the sum of its proper divisors (26513).

117702847 is an equidigital number, since it uses as much as digits as its factorization.

117702847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26512.

The product of its (nonzero) digits is 21952, while the sum is 37.

The square root of 117702847 is about 10849.0942939952. The cubic root of 117702847 is about 490.0747449493.

The spelling of 117702847 in words is "one hundred seventeen million, seven hundred two thousand, eight hundred forty-seven".