117709946 has 4 divisors (see below), whose sum is σ = 176564922. Its totient is φ = 58854972.

The previous prime is 117709909. The next prime is 117709981. The reversal of 117709946 is 649907711.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 111534721 + 6175225 = 10561^2 + 2485^2 .

It is a junction number, because it is equal to n+sod(n) for n = 117709897 and 117709906.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29427485 + ... + 29427488.

Almost surely, 2^117709946 is an apocalyptic number.

117709946 is a deficient number, since it is larger than the sum of its proper divisors (58854976).

117709946 is an equidigital number, since it uses as much as digits as its factorization.

117709946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58854975.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 117709946 is about 10849.4214592300. The cubic root of 117709946 is about 490.0845973609.

The spelling of 117709946 in words is "one hundred seventeen million, seven hundred nine thousand, nine hundred forty-six".