117045309 has 8 divisors (see below), whose sum is σ = 156112672. Its totient is φ = 78004080.

The previous prime is 117045307. The next prime is 117045317. The reversal of 117045309 is 903540711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117045309 - 2¹ = 117045307 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 (117045307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9642 + ... + 18084.

It is an arithmetic number, because the mean of its divisors is an integer number (19514084).

Almost surely, 2^117045309 is an apocalyptic number.

It is an amenable number.

117045309 is a deficient number, since it is larger than the sum of its proper divisors (39067363).

117045309 is an equidigital number, since it uses as much as digits as its factorization.

117045309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13067.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 117045309 is about 10818.7480329288. The cubic root of 117045309 is about 489.1604518608.

The spelling of 117045309 in words is "one hundred seventeen million, forty-five thousand, three hundred nine".