117243559 has 16 divisors (see below), whose sum is σ = 122943744. Its totient is φ = 111716800.

The previous prime is 117243557. The next prime is 117243563. The reversal of 117243559 is 955342711.

It is not a de Polignac number, because 117243559 - 2¹ = 117243557 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 (117243557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445662 + ... + 445924.

It is an arithmetic number, because the mean of its divisors is an integer number (7683984).

Almost surely, 2^117243559 is an apocalyptic number.

117243559 is a deficient number, since it is larger than the sum of its proper divisors (5700185).

117243559 is a wasteful number, since it uses less digits than its factorization.

117243559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518.

The product of its digits is 37800, while the sum is 37.

The square root of 117243559 is about 10827.9064920233. The cubic root of 117243559 is about 489.4364741966.

The spelling of 117243559 in words is "one hundred seventeen million, two hundred forty-three thousand, five hundred fifty-nine".