117570205 has 16 divisors (see below), whose sum is σ = 146551680. Its totient is φ = 90438208.

The previous prime is 117570199. The next prime is 117570221. The reversal of 117570205 is 502075711.

It is a cyclic number.

It is not a de Polignac number, because 117570205 - 2⁹ = 117569693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36594 + ... + 39676.

It is an arithmetic number, because the mean of its divisors is an integer number (9159480).

Almost surely, 2^117570205 is an apocalyptic number.

It is an amenable number.

117570205 is a deficient number, since it is larger than the sum of its proper divisors (28981475).

117570205 is a wasteful number, since it uses less digits than its factorization.

117570205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3380.

The product of its (nonzero) digits is 2450, while the sum is 28.

The square root of 117570205 is about 10842.9795259421. The cubic root of 117570205 is about 489.8905836493.

The spelling of 117570205 in words is "one hundred seventeen million, five hundred seventy thousand, two hundred five".