117946279 has 8 divisors (see below), whose sum is σ = 128764800. Its totient is φ = 107143800.

The previous prime is 117946273. The next prime is 117946307. The reversal of 117946279 is 972649711.

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

It is a cyclic number.

It is not a de Polignac number, because 117946279 - 2⁷ = 117946151 is a prime.

It is a super-2 number, since 2×117946279² = 27822649459891682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117946273) 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, 15534 + ... + 21844.

It is an arithmetic number, because the mean of its divisors is an integer number (16095600).

Almost surely, 2^117946279 is an apocalyptic number.

117946279 is a deficient number, since it is larger than the sum of its proper divisors (10818521).

117946279 is a wasteful number, since it uses less digits than its factorization.

117946279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8021.

The product of its digits is 190512, while the sum is 46.

The square root of 117946279 is about 10860.3075002506. The cubic root of 117946279 is about 490.4123684017.

The spelling of 117946279 in words is "one hundred seventeen million, nine hundred forty-six thousand, two hundred seventy-nine".