117105313 has 4 divisors (see below), whose sum is σ = 126113428. Its totient is φ = 108097200.

The previous prime is 117105311. The next prime is 117105337. The reversal of 117105313 is 313501711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47499664 + 69605649 = 6892^2 + 8343^2 .

It is a cyclic number.

It is not a de Polignac number, because 117105313 - 2¹ = 117105311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117105311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4504038 + ... + 4504063.

It is an arithmetic number, because the mean of its divisors is an integer number (31528357).

Almost surely, 2^117105313 is an apocalyptic number.

117105313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

117105313 is a deficient number, since it is larger than the sum of its proper divisors (9008115).

117105313 is an equidigital number, since it uses as much as digits as its factorization.

117105313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9008114.

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 117105313 is about 10821.5208265752. The cubic root of 117105313 is about 489.2440279554.

The spelling of 117105313 in words is "one hundred seventeen million, one hundred five thousand, three hundred thirteen".