117842853 has 8 divisors (see below), whose sum is σ = 158889600. Its totient is φ = 77679008.

The previous prime is 117842831. The next prime is 117842887. The reversal of 117842853 is 358248711.

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

It is a cyclic number.

It is not a de Polignac number, because 117842853 - 2⁸ = 117842597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117842953) 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, 220413 + ... + 220946.

It is an arithmetic number, because the mean of its divisors is an integer number (19861200).

Almost surely, 2^117842853 is an apocalyptic number.

It is an amenable number.

117842853 is a deficient number, since it is larger than the sum of its proper divisors (41046747).

117842853 is an equidigital number, since it uses as much as digits as its factorization.

117842853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441451.

The product of its digits is 53760, while the sum is 39.

The square root of 117842853 is about 10855.5448043845. The cubic root of 117842853 is about 490.2689804600.

The spelling of 117842853 in words is "one hundred seventeen million, eight hundred forty-two thousand, eight hundred fifty-three".