117456347 has 4 divisors (see below), whose sum is σ = 123638280. Its totient is φ = 111274416.

The previous prime is 117456341. The next prime is 117456373. The reversal of 117456347 is 743654711.

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

It is a cyclic number.

It is not a de Polignac number, because 117456347 - 2¹⁰ = 117455323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117456347.

It is not an unprimeable number, because it can be changed into a prime (117456341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3090938 + ... + 3090975.

It is an arithmetic number, because the mean of its divisors is an integer number (30909570).

Almost surely, 2^117456347 is an apocalyptic number.

117456347 is a deficient number, since it is larger than the sum of its proper divisors (6181933).

117456347 is an equidigital number, since it uses as much as digits as its factorization.

117456347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6181932.

The product of its digits is 70560, while the sum is 38.

The square root of 117456347 is about 10837.7279445463. The cubic root of 117456347 is about 489.7323917066.

The spelling of 117456347 in words is "one hundred seventeen million, four hundred fifty-six thousand, three hundred forty-seven".