117375687 has 36 divisors (see below), whose sum is σ = 200716152. Its totient is φ = 65656800.

The previous prime is 117375679. The next prime is 117375697. The reversal of 117375687 is 786573711.

117375687 is a `hidden beast` number, since 11 + 73 + 7 + 568 + 7 = 666.

It is not a de Polignac number, because 117375687 - 2³ = 117375679 is a prime.

It is a super-4 number, since 4×117375687⁴ (a number of 33 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117375637) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10012 + ... + 18302.

Almost surely, 2^117375687 is an apocalyptic number.

117375687 is a deficient number, since it is larger than the sum of its proper divisors (83340465).

117375687 is a wasteful number, since it uses less digits than its factorization.

117375687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8332 (or 8318 counting only the distinct ones).

The product of its digits is 246960, while the sum is 45.

The square root of 117375687 is about 10834.0060457801. The cubic root of 117375687 is about 489.6202625016.

It can be divided in two parts, 11737 and 5687, that added together give a square (17424 = 132²).

The spelling of 117375687 in words is "one hundred seventeen million, three hundred seventy-five thousand, six hundred eighty-seven".