117973727 has 8 divisors (see below), whose sum is σ = 125058816. Its totient is φ = 110904832.

The previous prime is 117973703. The next prime is 117973777. The reversal of 117973727 is 727379711.

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 117973727 - 2⁶ = 117973663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117973777) 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 7 ways as a sum of consecutive naturals, for example, 13058 + ... + 20160.

It is an arithmetic number, because the mean of its divisors is an integer number (15632352).

Almost surely, 2^117973727 is an apocalyptic number.

117973727 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

117973727 is a deficient number, since it is larger than the sum of its proper divisors (7085089).

117973727 is an equidigital number, since it uses as much as digits as its factorization.

117973727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8097.

The product of its digits is 129654, while the sum is 44.

The square root of 117973727 is about 10861.5711110318. The cubic root of 117973727 is about 490.4504077384.

The spelling of 117973727 in words is "one hundred seventeen million, nine hundred seventy-three thousand, seven hundred twenty-seven".