117071439 has 8 divisors (see below), whose sum is σ = 156152880. Its totient is φ = 78018816.

The previous prime is 117071429. The next prime is 117071447. The reversal of 117071439 is 934170711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117071439 - 2⁸ = 117071183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117071419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5457 + ... + 16245.

It is an arithmetic number, because the mean of its divisors is an integer number (19519110).

Almost surely, 2^117071439 is an apocalyptic number.

117071439 is a deficient number, since it is larger than the sum of its proper divisors (39081441).

117071439 is a wasteful number, since it uses less digits than its factorization.

117071439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14409.

The product of its (nonzero) digits is 5292, while the sum is 33.

The square root of 117071439 is about 10819.9555914061. The cubic root of 117071439 is about 489.1968503339.

The spelling of 117071439 in words is "one hundred seventeen million, seventy-one thousand, four hundred thirty-nine".