117945338 has 8 divisors (see below), whose sum is σ = 202192032. Its totient is φ = 50547996.

The previous prime is 117945319. The next prime is 117945343. The reversal of 117945338 is 833549711.

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

It is a super-2 number, since 2×117945338² = 27822205511868488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117945295 and 117945304.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4212320 + ... + 4212347.

It is an arithmetic number, because the mean of its divisors is an integer number (25274004).

Almost surely, 2^117945338 is an apocalyptic number.

117945338 is a deficient number, since it is larger than the sum of its proper divisors (84246694).

117945338 is an equidigital number, since it uses as much as digits as its factorization.

117945338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8424676.

The product of its digits is 90720, while the sum is 41.

The square root of 117945338 is about 10860.2641772657. The cubic root of 117945338 is about 490.4110641942.

The spelling of 117945338 in words is "one hundred seventeen million, nine hundred forty-five thousand, three hundred thirty-eight".