117841439 has 8 divisors (see below), whose sum is σ = 124531440. Its totient is φ = 111200256.

The previous prime is 117841393. The next prime is 117841441. The reversal of 117841439 is 934148711.

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

It is a cyclic number.

It is not a de Polignac number, because 117841439 - 2⁸ = 117841183 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117841459) 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, 7184 + ... + 16949.

It is an arithmetic number, because the mean of its divisors is an integer number (15566430).

Almost surely, 2^117841439 is an apocalyptic number.

117841439 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

117841439 is a deficient number, since it is larger than the sum of its proper divisors (6690001).

117841439 is a wasteful number, since it uses less digits than its factorization.

117841439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24409.

The product of its digits is 24192, while the sum is 38.

The square root of 117841439 is about 10855.4796761820. The cubic root of 117841439 is about 490.2670195346.

The spelling of 117841439 in words is "one hundred seventeen million, eight hundred forty-one thousand, four hundred thirty-nine".