117205378241 has 8 divisors (see below), whose sum is σ = 134286409920. Its totient is φ = 100208698128.

The previous prime is 117205378237. The next prime is 117205378247. The reversal of 117205378241 is 142873502711.

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

It is not a de Polignac number, because 117205378241 - 2² = 117205378237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117205378247) 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, 21084911 + ... + 21090468.

It is an arithmetic number, because the mean of its divisors is an integer number (16785801240).

Almost surely, 2^117205378241 is an apocalyptic number.

It is an amenable number.

117205378241 is a deficient number, since it is larger than the sum of its proper divisors (17081031679).

117205378241 is an equidigital number, since it uses as much as digits as its factorization.

117205378241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42175783.

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 117205378241 in words is "one hundred seventeen billion, two hundred five million, three hundred seventy-eight thousand, two hundred forty-one".