116857799 has 2 divisors, whose sum is σ = 116857800. Its totient is φ = 116857798.

The previous prime is 116857787. The next prime is 116857859. The reversal of 116857799 is 997758611.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116857799 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116857799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116857709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58428899 + 58428900.

It is an arithmetic number, because the mean of its divisors is an integer number (58428900).

Almost surely, 2^116857799 is an apocalyptic number.

116857799 is a deficient number, since it is larger than the sum of its proper divisors (1).

116857799 is an equidigital number, since it uses as much as digits as its factorization.

116857799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 53.

The square root of 116857799 is about 10810.0785843582. The cubic root of 116857799 is about 488.8990958058.

The spelling of 116857799 in words is "one hundred sixteen million, eight hundred fifty-seven thousand, seven hundred ninety-nine".