117705315 has 64 divisors (see below), whose sum is σ = 236307456. Its totient is φ = 48701952.

The previous prime is 117705311. The next prime is 117705337. The reversal of 117705315 is 513507711.

It is not a de Polignac number, because 117705315 - 2² = 117705311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117705311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71532 + ... + 73158.

It is an arithmetic number, because the mean of its divisors is an integer number (3692304).

Almost surely, 2^117705315 is an apocalyptic number.

117705315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

117705315 is an abundant number, since it is smaller than the sum of its proper divisors (118602141).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117705315 is a wasteful number, since it uses less digits than its factorization.

117705315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708.

The product of its (nonzero) digits is 3675, while the sum is 30.

The square root of 117705315 is about 10849.2080356126. The cubic root of 117705315 is about 490.0781702304.

The spelling of 117705315 in words is "one hundred seventeen million, seven hundred five thousand, three hundred fifteen".