117718071 has 16 divisors (see below), whose sum is σ = 166095360. Its totient is φ = 74006240.

The previous prime is 117718063. The next prime is 117718099. The reversal of 117718071 is 170817711.

It is a cyclic number.

It is not a de Polignac number, because 117718071 - 2³ = 117718063 is a prime.

It is a super-2 number, since 2×117718071² = 27715088479922082, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117718031) 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 in 15 ways as a sum of consecutive naturals, for example, 7116 + ... + 16913.

It is an arithmetic number, because the mean of its divisors is an integer number (10380960).

Almost surely, 2^117718071 is an apocalyptic number.

117718071 is a deficient number, since it is larger than the sum of its proper divisors (48377289).

117718071 is a wasteful number, since it uses less digits than its factorization.

117718071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24126.

The product of its (nonzero) digits is 2744, while the sum is 33.

The square root of 117718071 is about 10849.7958966978. The cubic root of 117718071 is about 490.0958732297.

The spelling of 117718071 in words is "one hundred seventeen million, seven hundred eighteen thousand, seventy-one".