117461685 has 16 divisors (see below), whose sum is σ = 205024320. Its totient is φ = 56951040.

The previous prime is 117461671. The next prime is 117461693. The reversal of 117461685 is 586164711.

It is not a de Polignac number, because 117461685 - 2⁷ = 117461557 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355780 + ... + 356109.

It is an arithmetic number, because the mean of its divisors is an integer number (12814020).

Almost surely, 2^117461685 is an apocalyptic number.

117461685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117461685 is a deficient number, since it is larger than the sum of its proper divisors (87562635).

117461685 is a wasteful number, since it uses less digits than its factorization.

117461685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711908.

The product of its digits is 40320, while the sum is 39.

The square root of 117461685 is about 10837.9742110784. The cubic root of 117461685 is about 489.7398104966.

It can be divided in two parts, 11746 and 1685, that added together give a palindrome (13431).

The spelling of 117461685 in words is "one hundred seventeen million, four hundred sixty-one thousand, six hundred eighty-five".