117065567 has 4 divisors (see below), whose sum is σ = 117189360. Its totient is φ = 116941776.

The previous prime is 117065563. The next prime is 117065573. The reversal of 117065567 is 765560711.

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 117065567 - 2² = 117065563 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 117065567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117065563) 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, 60467 + ... + 62372.

It is an arithmetic number, because the mean of its divisors is an integer number (29297340).

Almost surely, 2^117065567 is an apocalyptic number.

117065567 is a deficient number, since it is larger than the sum of its proper divisors (123793).

117065567 is an equidigital number, since it uses as much as digits as its factorization.

117065567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123792.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 117065567 is about 10819.6842375367. The cubic root of 117065567 is about 489.1886712483.

The spelling of 117065567 in words is "one hundred seventeen million, sixty-five thousand, five hundred sixty-seven".