117375345 has 32 divisors (see below), whose sum is σ = 210291840. Its totient is φ = 62112960.

The previous prime is 117375343. The next prime is 117375373. The reversal of 117375345 is 543573711.

117375345 is a `hidden beast` number, since 117 + 3 + 7 + 534 + 5 = 666.

It is not a de Polignac number, because 117375345 - 2¹ = 117375343 is a prime.

It is a super-2 number, since 2×117375345² = 27553943227738050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (117375341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14367 + ... + 21003.

It is an arithmetic number, because the mean of its divisors is an integer number (6571620).

Almost surely, 2^117375345 is an apocalyptic number.

117375345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117375345 is a deficient number, since it is larger than the sum of its proper divisors (92916495).

117375345 is a wasteful number, since it uses less digits than its factorization.

117375345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6782 (or 6776 counting only the distinct ones).

The product of its digits is 44100, while the sum is 36.

The square root of 117375345 is about 10833.9902621333. The cubic root of 117375345 is about 489.6197869622.

The spelling of 117375345 in words is "one hundred seventeen million, three hundred seventy-five thousand, three hundred forty-five".