116863387 has 2 divisors, whose sum is σ = 116863388. Its totient is φ = 116863386.

The previous prime is 116863333. The next prime is 116863393. The reversal of 116863387 is 783368611.

It is a strong prime.

It is an emirp because it is prime and its reverse (783368611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116863387 - 2⁷ = 116863259 is a prime.

It is a super-2 number, since 2×116863387² = 27314102442223538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (116863987) 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, 58431693 + 58431694.

It is an arithmetic number, because the mean of its divisors is an integer number (58431694).

Almost surely, 2^116863387 is an apocalyptic number.

116863387 is a deficient number, since it is larger than the sum of its proper divisors (1).

116863387 is an equidigital number, since it uses as much as digits as its factorization.

116863387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 116863387 is about 10810.3370437744. The cubic root of 116863387 is about 488.9068885380.

The spelling of 116863387 in words is "one hundred sixteen million, eight hundred sixty-three thousand, three hundred eighty-seven".