117944709 has 16 divisors (see below), whose sum is σ = 160773120. Its totient is φ = 76892400.

The previous prime is 117944693. The next prime is 117944719. The reversal of 117944709 is 907449711.

It is not a de Polignac number, because 117944709 - 2⁴ = 117944693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117944719) 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 15 ways as a sum of consecutive naturals, for example, 23034 + ... + 27684.

It is an arithmetic number, because the mean of its divisors is an integer number (10048320).

Almost surely, 2^117944709 is an apocalyptic number.

It is an amenable number.

117944709 is a deficient number, since it is larger than the sum of its proper divisors (42828411).

117944709 is a wasteful number, since it uses less digits than its factorization.

117944709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840.

The product of its (nonzero) digits is 63504, while the sum is 42.

The square root of 117944709 is about 10860.2352184472. The cubic root of 117944709 is about 490.4101924087.

The spelling of 117944709 in words is "one hundred seventeen million, nine hundred forty-four thousand, seven hundred nine".