117066379 has 4 divisors (see below), whose sum is σ = 117501840. Its totient is φ = 116630920.

The previous prime is 117066371. The next prime is 117066407. The reversal of 117066379 is 973660711.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 973660711 = 61 ⋅15961651.

It is a cyclic number.

It is not a de Polignac number, because 117066379 - 2³ = 117066371 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117066371) 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, 217327 + ... + 217864.

It is an arithmetic number, because the mean of its divisors is an integer number (29375460).

Almost surely, 2^117066379 is an apocalyptic number.

117066379 is a deficient number, since it is larger than the sum of its proper divisors (435461).

117066379 is an equidigital number, since it uses as much as digits as its factorization.

117066379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435460.

The product of its (nonzero) digits is 47628, while the sum is 40.

The square root of 117066379 is about 10819.7217616721. The cubic root of 117066379 is about 489.1898022962.

The spelling of 117066379 in words is "one hundred seventeen million, sixty-six thousand, three hundred seventy-nine".