117752761 has 12 divisors (see below), whose sum is σ = 142958848. Its totient is φ = 94992192.

The previous prime is 117752741. The next prime is 117752771. The reversal of 117752761 is 167257711.

It is not a de Polignac number, because 117752761 - 2¹¹ = 117750713 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 117752761.

It is not an unprimeable number, because it can be changed into a prime (117752711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27081 + ... + 31126.

Almost surely, 2^117752761 is an apocalyptic number.

It is an amenable number.

117752761 is a deficient number, since it is larger than the sum of its proper divisors (25206087).

117752761 is an equidigital number, since it uses as much as digits as its factorization.

117752761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58248 (or 58231 counting only the distinct ones).

The product of its digits is 20580, while the sum is 37.

The square root of 117752761 is about 10851.3944265242. The cubic root of 117752761 is about 490.1440101497.

The spelling of 117752761 in words is "one hundred seventeen million, seven hundred fifty-two thousand, seven hundred sixty-one".