117740005 has 8 divisors (see below), whose sum is σ = 142006392. Its totient is φ = 93713088.

The previous prime is 117740003. The next prime is 117740009. The reversal of 117740005 is 500047711.

It can be written as a sum of positive squares in 4 ways, for example, as 40335201 + 77404804 = 6351^2 + 8798^2 .

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 117740005 - 2¹ = 117740003 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 (117740003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58782 + ... + 60751.

It is an arithmetic number, because the mean of its divisors is an integer number (17750799).

Almost surely, 2^117740005 is an apocalyptic number.

It is an amenable number.

117740005 is a deficient number, since it is larger than the sum of its proper divisors (24266387).

117740005 is a wasteful number, since it uses less digits than its factorization.

117740005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119735.

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 117740005 is about 10850.8066520420. The cubic root of 117740005 is about 490.1263106276.

Adding to 117740005 its reverse (500047711), we get a palindrome (617787716).

The spelling of 117740005 in words is "one hundred seventeen million, seven hundred forty thousand, five".