117770671 has 4 divisors (see below), whose sum is σ = 117792432. Its totient is φ = 117748912.

The previous prime is 117770663. The next prime is 117770677. The reversal of 117770671 is 176077711.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 117770671 - 2³ = 117770663 is a prime.

It is a super-3 number, since 3×117770671³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117770671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117770677) 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 3 ways as a sum of consecutive naturals, for example, 4275 + ... + 15931.

It is an arithmetic number, because the mean of its divisors is an integer number (29448108).

Almost surely, 2^117770671 is an apocalyptic number.

117770671 is a deficient number, since it is larger than the sum of its proper divisors (21761).

117770671 is a wasteful number, since it uses less digits than its factorization.

117770671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21760.

The product of its (nonzero) digits is 14406, while the sum is 37.

The square root of 117770671 is about 10852.2196347107. The cubic root of 117770671 is about 490.1688589207.

The spelling of 117770671 in words is "one hundred seventeen million, seven hundred seventy thousand, six hundred seventy-one".