117070745 has 8 divisors (see below), whose sum is σ = 153256320. Its totient is φ = 85142320.

The previous prime is 117070741. The next prime is 117070771. The reversal of 117070745 is 547070711.

It is a happy number.

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

It is not a de Polignac number, because 117070745 - 2² = 117070741 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (117070741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1064225 + ... + 1064334.

It is an arithmetic number, because the mean of its divisors is an integer number (19157040).

Almost surely, 2^117070745 is an apocalyptic number.

It is an amenable number.

117070745 is a deficient number, since it is larger than the sum of its proper divisors (36185575).

117070745 is a wasteful number, since it uses less digits than its factorization.

117070745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2128575.

The product of its (nonzero) digits is 6860, while the sum is 32.

The square root of 117070745 is about 10819.9235209866. The cubic root of 117070745 is about 489.1958836783.

The spelling of 117070745 in words is "one hundred seventeen million, seventy thousand, seven hundred forty-five".