117873543 has 8 divisors (see below), whose sum is σ = 157248000. Its totient is φ = 78540728.

The previous prime is 117873541. The next prime is 117873593. The reversal of 117873543 is 345378711.

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 117873543 - 2¹ = 117873541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117873541) 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, 3063 + ... + 15656.

It is an arithmetic number, because the mean of its divisors is an integer number (19656000).

Almost surely, 2^117873543 is an apocalyptic number.

117873543 is a deficient number, since it is larger than the sum of its proper divisors (39374457).

117873543 is a wasteful number, since it uses less digits than its factorization.

117873543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20821.

The product of its digits is 70560, while the sum is 39.

The square root of 117873543 is about 10856.9582756866. The cubic root of 117873543 is about 490.3115372737.

The spelling of 117873543 in words is "one hundred seventeen million, eight hundred seventy-three thousand, five hundred forty-three".