117443671 has 4 divisors (see below), whose sum is σ = 117961272. Its totient is φ = 116926072.

The previous prime is 117443663. The next prime is 117443687. The reversal of 117443671 is 176344711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 176344711 = 13163 ⋅13397.

It is a cyclic number.

It is not a de Polignac number, because 117443671 - 2³ = 117443663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117443171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258460 + ... + 258913.

It is an arithmetic number, because the mean of its divisors is an integer number (29490318).

Almost surely, 2^117443671 is an apocalyptic number.

117443671 is a deficient number, since it is larger than the sum of its proper divisors (517601).

117443671 is an equidigital number, since it uses as much as digits as its factorization.

117443671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517600.

The product of its digits is 14112, while the sum is 34.

The square root of 117443671 is about 10837.1431198448. The cubic root of 117443671 is about 489.7147736120.

The spelling of 117443671 in words is "one hundred seventeen million, four hundred forty-three thousand, six hundred seventy-one".