117933853 has 4 divisors (see below), whose sum is σ = 118532700. Its totient is φ = 117335008.

The previous prime is 117933841. The next prime is 117933859. The reversal of 117933853 is 358339711.

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 108951844 + 8982009 = 10438^2 + 2997^2 .

It is a cyclic number.

It is not a de Polignac number, because 117933853 - 2⁹ = 117933341 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 (117933859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 299128 + ... + 299521.

It is an arithmetic number, because the mean of its divisors is an integer number (29633175).

Almost surely, 2^117933853 is an apocalyptic number.

It is an amenable number.

117933853 is a deficient number, since it is larger than the sum of its proper divisors (598847).

117933853 is an equidigital number, since it uses as much as digits as its factorization.

117933853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598846.

The product of its digits is 68040, while the sum is 40.

The square root of 117933853 is about 10859.7354019331. The cubic root of 117933853 is about 490.3951456509.

The spelling of 117933853 in words is "one hundred seventeen million, nine hundred thirty-three thousand, eight hundred fifty-three".