117372685 has 8 divisors (see below), whose sum is σ = 142777080. Its totient is φ = 92611584.

The previous prime is 117372679. The next prime is 117372691. The reversal of 117372685 is 586273711.

It is an interprime number because it is at equal distance from previous prime (117372679) and next prime (117372691).

It can be written as a sum of positive squares in 4 ways, for example, as 18688329 + 98684356 = 4323^2 + 9934^2 .

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 117372685 - 2¹³ = 117364493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160420 + ... + 161149.

It is an arithmetic number, because the mean of its divisors is an integer number (17847135).

Almost surely, 2^117372685 is an apocalyptic number.

It is an amenable number.

117372685 is a deficient number, since it is larger than the sum of its proper divisors (25404395).

117372685 is an equidigital number, since it uses as much as digits as its factorization.

117372685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321647.

The product of its digits is 70560, while the sum is 40.

The square root of 117372685 is about 10833.8674996513. The cubic root of 117372685 is about 489.6160882909.

The spelling of 117372685 in words is "one hundred seventeen million, three hundred seventy-two thousand, six hundred eighty-five".