117709497407 has 4 divisors (see below), whose sum is σ = 118111236600. Its totient is φ = 117307758216.

The previous prime is 117709497397. The next prime is 117709497449. The reversal of 117709497407 is 704794907711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117709497407 - 2¹⁶ = 117709431871 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 (117709497907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200869157 + ... + 200869742.

It is an arithmetic number, because the mean of its divisors is an integer number (29527809150).

Almost surely, 2^117709497407 is an apocalyptic number.

117709497407 is a deficient number, since it is larger than the sum of its proper divisors (401739193).

117709497407 is an equidigital number, since it uses as much as digits as its factorization.

117709497407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401739192.

The product of its (nonzero) digits is 3111696, while the sum is 56.

The spelling of 117709497407 in words is "one hundred seventeen billion, seven hundred nine million, four hundred ninety-seven thousand, four hundred seven".