117100665 has 48 divisors (see below), whose sum is σ = 222820416. Its totient is φ = 56419200.

The previous prime is 117100661. The next prime is 117100699. The reversal of 117100665 is 566001711.

It is not a de Polignac number, because 117100665 - 2² = 117100661 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117100661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88942 + ... + 90248.

It is an arithmetic number, because the mean of its divisors is an integer number (4642092).

Almost surely, 2^117100665 is an apocalyptic number.

117100665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117100665 is a deficient number, since it is larger than the sum of its proper divisors (105719751).

117100665 is a wasteful number, since it uses less digits than its factorization.

117100665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 1507 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 117100665 is about 10821.3060671991. The cubic root of 117100665 is about 489.2375550457.

The spelling of 117100665 in words is "one hundred seventeen million, one hundred thousand, six hundred sixty-five".