117403685 has 8 divisors (see below), whose sum is σ = 161010816. Its totient is φ = 80505360.

The previous prime is 117403673. The next prime is 117403691. The reversal of 117403685 is 586304711.

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

It is not a de Polignac number, because 117403685 - 2²⁴ = 100626469 is a prime.

It is a super-3 number, since 3×117403685³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 3354391 = 117403685 / (1 + 1 + 7 + 4 + 0 + 3 + 6 + 8 + 5).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1677161 + ... + 1677230.

It is an arithmetic number, because the mean of its divisors is an integer number (20126352).

Almost surely, 2^117403685 is an apocalyptic number.

It is an amenable number.

117403685 is a deficient number, since it is larger than the sum of its proper divisors (43607131).

117403685 is an equidigital number, since it uses as much as digits as its factorization.

117403685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3354403.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 117403685 is about 10835.2981038825. The cubic root of 117403685 is about 489.6591896385.

The spelling of 117403685 in words is "one hundred seventeen million, four hundred three thousand, six hundred eighty-five".