117357914209 has 4 divisors (see below), whose sum is σ = 117361637316. Its totient is φ = 117354191104.

The previous prime is 117357914171. The next prime is 117357914237. The reversal of 117357914209 is 902419753711.

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

It can be written as a sum of positive squares in 2 ways, for example, as 91228161600 + 26129752609 = 302040^2 + 161647^2 .

It is a cyclic number.

It is not a de Polignac number, because 117357914209 - 2²¹ = 117355817057 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117357914309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1813864 + ... + 1877449.

It is an arithmetic number, because the mean of its divisors is an integer number (29340409329).

Almost surely, 2^117357914209 is an apocalyptic number.

It is an amenable number.

117357914209 is a deficient number, since it is larger than the sum of its proper divisors (3723107).

117357914209 is an equidigital number, since it uses as much as digits as its factorization.

117357914209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723106.

The product of its (nonzero) digits is 476280, while the sum is 49.

The spelling of 117357914209 in words is "one hundred seventeen billion, three hundred fifty-seven million, nine hundred fourteen thousand, two hundred nine".