117517399 has 8 divisors (see below), whose sum is σ = 118540800. Its totient is φ = 116498136.

The previous prime is 117517391. The next prime is 117517417. The reversal of 117517399 is 993715711.

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 117517399 - 2³ = 117517391 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 (117517391) 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, 83302 + ... + 84700.

It is an arithmetic number, because the mean of its divisors is an integer number (14817600).

Almost surely, 2^117517399 is an apocalyptic number.

117517399 is a deficient number, since it is larger than the sum of its proper divisors (1023401).

117517399 is a wasteful number, since it uses less digits than its factorization.

117517399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069.

The product of its digits is 59535, while the sum is 43.

The square root of 117517399 is about 10840.5442206561. The cubic root of 117517399 is about 489.8172287940.

The spelling of 117517399 in words is "one hundred seventeen million, five hundred seventeen thousand, three hundred ninety-nine".