117599997 has 8 divisors (see below), whose sum is σ = 157275040. Its totient is φ = 78162480.

The previous prime is 117599983. The next prime is 117600029. The reversal of 117599997 is 799995711.

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

It is not a de Polignac number, because 117599997 - 2²² = 113405693 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 (117599947) 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, 58222 + ... + 60207.

It is an arithmetic number, because the mean of its divisors is an integer number (19659380).

Almost surely, 2^117599997 is an apocalyptic number.

It is an amenable number.

117599997 is a deficient number, since it is larger than the sum of its proper divisors (39675043).

117599997 is a wasteful number, since it uses less digits than its factorization.

117599997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118763.

The product of its digits is 1607445, while the sum is 57.

The square root of 117599997 is about 10844.3532310599. The cubic root of 117599997 is about 489.9319591766.

The spelling of 117599997 in words is "one hundred seventeen million, five hundred ninety-nine thousand, nine hundred ninety-seven".