116636243 has 8 divisors (see below), whose sum is σ = 122639616. Its totient is φ = 110710600.

The previous prime is 116636239. The next prime is 116636257. The reversal of 116636243 is 342636611.

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 116636243 - 2² = 116636239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116636293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16343 + ... + 22368.

It is an arithmetic number, because the mean of its divisors is an integer number (15329952).

Almost surely, 2^116636243 is an apocalyptic number.

116636243 is a deficient number, since it is larger than the sum of its proper divisors (6003373).

116636243 is a wasteful number, since it uses less digits than its factorization.

116636243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38865.

The product of its digits is 15552, while the sum is 32.

The square root of 116636243 is about 10799.8260634142. The cubic root of 116636243 is about 488.5899250115.

The spelling of 116636243 in words is "one hundred sixteen million, six hundred thirty-six thousand, two hundred forty-three".