117417345 has 8 divisors (see below), whose sum is σ = 187867776. Its totient is φ = 62622576.

The previous prime is 117417337. The next prime is 117417353. The reversal of 117417345 is 543714711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (117417337) and next prime (117417353).

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

It is not a de Polignac number, because 117417345 - 2³ = 117417337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3913897 + ... + 3913926.

It is an arithmetic number, because the mean of its divisors is an integer number (23483472).

Almost surely, 2^117417345 is an apocalyptic number.

117417345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117417345 is a deficient number, since it is larger than the sum of its proper divisors (70450431).

117417345 is an equidigital number, since it uses as much as digits as its factorization.

117417345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7827831.

The product of its digits is 11760, while the sum is 33.

The square root of 117417345 is about 10835.9284327648. The cubic root of 117417345 is about 489.6781796305.

The spelling of 117417345 in words is "one hundred seventeen million, four hundred seventeen thousand, three hundred forty-five".