117651368 has 8 divisors (see below), whose sum is σ = 220596330. Its totient is φ = 58825680.

The previous prime is 117651367. The next prime is 117651389. The reversal of 117651368 is 863156711.

It can be written as a sum of positive squares in only one way, i.e., 94051204 + 23600164 = 9698^2 + 4858^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (117651367) by changing a digit.

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 as a sum of consecutive naturals, namely, 7353203 + ... + 7353218.

Almost surely, 2^117651368 is an apocalyptic number.

It is an amenable number.

117651368 is a deficient number, since it is larger than the sum of its proper divisors (102944962).

117651368 is a wasteful number, since it uses less digits than its factorization.

117651368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14706427 (or 14706423 counting only the distinct ones).

The product of its digits is 30240, while the sum is 38.

The square root of 117651368 is about 10846.7215323341. The cubic root of 117651368 is about 490.0032874970.

The spelling of 117651368 in words is "one hundred seventeen million, six hundred fifty-one thousand, three hundred sixty-eight".