117592409 has 8 divisors (see below), whose sum is σ = 128654400. Its totient is φ = 106592400.

The previous prime is 117592373. The next prime is 117592411. The reversal of 117592409 is 904295711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117592409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (117592459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11477 + ... + 19154.

It is an arithmetic number, because the mean of its divisors is an integer number (16081800).

Almost surely, 2^117592409 is an apocalyptic number.

It is an amenable number.

117592409 is a deficient number, since it is larger than the sum of its proper divisors (11061991).

117592409 is a wasteful number, since it uses less digits than its factorization.

117592409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30991.

The product of its (nonzero) digits is 22680, while the sum is 38.

The square root of 117592409 is about 10844.0033659161. The cubic root of 117592409 is about 489.9214215242.

The spelling of 117592409 in words is "one hundred seventeen million, five hundred ninety-two thousand, four hundred nine".