116209243 has 2 divisors, whose sum is σ = 116209244. Its totient is φ = 116209242.

The previous prime is 116209241. The next prime is 116209253. The reversal of 116209243 is 342902611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116209243 - 2¹ = 116209241 is a prime.

Together with 116209241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (116209241) 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 as a sum of consecutive naturals, namely, 58104621 + 58104622.

It is an arithmetic number, because the mean of its divisors is an integer number (58104622).

Almost surely, 2^116209243 is an apocalyptic number.

116209243 is a deficient number, since it is larger than the sum of its proper divisors (1).

116209243 is an equidigital number, since it uses as much as digits as its factorization.

116209243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 116209243 is about 10780.0391001146. The cubic root of 116209243 is about 487.9929607401.

The spelling of 116209243 in words is "one hundred sixteen million, two hundred nine thousand, two hundred forty-three".