117994065 has 32 divisors (see below), whose sum is σ = 216883200. Its totient is φ = 53659584.

The previous prime is 117994033. The next prime is 117994067. The reversal of 117994065 is 560499711.

It is not a de Polignac number, because 117994065 - 2⁵ = 117994033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117994067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18072 + ... + 23718.

It is an arithmetic number, because the mean of its divisors is an integer number (6777600).

Almost surely, 2^117994065 is an apocalyptic number.

117994065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117994065 is a deficient number, since it is larger than the sum of its proper divisors (98889135).

117994065 is a wasteful number, since it uses less digits than its factorization.

117994065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5861.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 117994065 is about 10862.5073072473. The cubic root of 117994065 is about 490.4785897399.

The spelling of 117994065 in words is "one hundred seventeen million, nine hundred ninety-four thousand, sixty-five".