117834807 has 4 divisors (see below), whose sum is σ = 157113080. Its totient is φ = 78556536.

The previous prime is 117834793. The next prime is 117834809. The reversal of 117834807 is 708438711.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 117834807 - 2⁷ = 117834679 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 (117834809) 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, 19639132 + ... + 19639137.

It is an arithmetic number, because the mean of its divisors is an integer number (39278270).

Almost surely, 2^117834807 is an apocalyptic number.

117834807 is a deficient number, since it is larger than the sum of its proper divisors (39278273).

117834807 is an equidigital number, since it uses as much as digits as its factorization.

117834807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39278272.

The product of its (nonzero) digits is 37632, while the sum is 39.

The square root of 117834807 is about 10855.1742040374. The cubic root of 117834807 is about 490.2578221139.

The spelling of 117834807 in words is "one hundred seventeen million, eight hundred thirty-four thousand, eight hundred seven".