116685047 has 2 divisors, whose sum is σ = 116685048. Its totient is φ = 116685046.

The previous prime is 116685031. The next prime is 116685077. The reversal of 116685047 is 740586611.

It is a weak prime.

It is an emirp because it is prime and its reverse (740586611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116685047 - 2⁴ = 116685031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116685047.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116685007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58342523 + 58342524.

It is an arithmetic number, because the mean of its divisors is an integer number (58342524).

Almost surely, 2^116685047 is an apocalyptic number.

116685047 is a deficient number, since it is larger than the sum of its proper divisors (1).

116685047 is an equidigital number, since it uses as much as digits as its factorization.

116685047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The square root of 116685047 is about 10802.0853079394. The cubic root of 116685047 is about 488.6580622589.

The spelling of 116685047 in words is "one hundred sixteen million, six hundred eighty-five thousand, forty-seven".