117707705 has 16 divisors (see below), whose sum is σ = 143918208. Its totient is φ = 92400000.

The previous prime is 117707699. The next prime is 117707731. The reversal of 117707705 is 507707711.

It is not a de Polignac number, because 117707705 - 2¹⁶ = 117642169 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88445 + ... + 89765.

It is an arithmetic number, because the mean of its divisors is an integer number (8994888).

Almost surely, 2^117707705 is an apocalyptic number.

It is an amenable number.

117707705 is a deficient number, since it is larger than the sum of its proper divisors (26210503).

117707705 is a wasteful number, since it uses less digits than its factorization.

117707705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648.

The product of its (nonzero) digits is 12005, while the sum is 35.

The square root of 117707705 is about 10849.3181813421. The cubic root of 117707705 is about 490.0814872115.

The spelling of 117707705 in words is "one hundred seventeen million, seven hundred seven thousand, seven hundred five".