117991348 has 12 divisors (see below), whose sum is σ = 206667972. Its totient is φ = 58943360.

The previous prime is 117991333. The next prime is 117991369. The reversal of 117991348 is 843199711.

It can be written as a sum of positive squares in 2 ways, for example, as 49730704 + 68260644 = 7052^2 + 8262^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7765 + ... + 17212.

It is an arithmetic number, because the mean of its divisors is an integer number (17222331).

Almost surely, 2^117991348 is an apocalyptic number.

It is an amenable number.

117991348 is a deficient number, since it is larger than the sum of its proper divisors (88676624).

117991348 is a wasteful number, since it uses less digits than its factorization.

117991348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26162 (or 26160 counting only the distinct ones).

The product of its digits is 54432, while the sum is 43.

The square root of 117991348 is about 10862.3822433203. The cubic root of 117991348 is about 490.4748250292.

The spelling of 117991348 in words is "one hundred seventeen million, nine hundred ninety-one thousand, three hundred forty-eight".