117706573 has 4 divisors (see below), whose sum is σ = 118496700. Its totient is φ = 116916448.

The previous prime is 117706559. The next prime is 117706591. The reversal of 117706573 is 375607711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 375607711 = 569 ⋅660119.

It can be written as a sum of positive squares in 2 ways, for example, as 11142244 + 106564329 = 3338^2 + 10323^2 .

It is a cyclic number.

It is not a de Polignac number, because 117706573 - 2⁵ = 117706541 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 (117706553) 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, 394840 + ... + 395137.

It is an arithmetic number, because the mean of its divisors is an integer number (29624175).

Almost surely, 2^117706573 is an apocalyptic number.

It is an amenable number.

117706573 is a deficient number, since it is larger than the sum of its proper divisors (790127).

117706573 is an equidigital number, since it uses as much as digits as its factorization.

117706573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790126.

The product of its (nonzero) digits is 30870, while the sum is 37.

The square root of 117706573 is about 10849.2660120397. The cubic root of 117706573 is about 490.0799161616.

The spelling of 117706573 in words is "one hundred seventeen million, seven hundred six thousand, five hundred seventy-three".