116186393 has 2 divisors, whose sum is σ = 116186394. Its totient is φ = 116186392.

The previous prime is 116186353. The next prime is 116186407. The reversal of 116186393 is 393681611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115713049 + 473344 = 10757^2 + 688^2 .

It is an emirp because it is prime and its reverse (393681611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116186393 - 2⁸ = 116186137 is a prime.

It is not a weakly prime, because it can be changed into another prime (116186353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58093196 + 58093197.

It is an arithmetic number, because the mean of its divisors is an integer number (58093197).

Almost surely, 2^116186393 is an apocalyptic number.

It is an amenable number.

116186393 is a deficient number, since it is larger than the sum of its proper divisors (1).

116186393 is an equidigital number, since it uses as much as digits as its factorization.

116186393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 38.

The square root of 116186393 is about 10778.9792188314. The cubic root of 116186393 is about 487.9609742710.

The spelling of 116186393 in words is "one hundred sixteen million, one hundred eighty-six thousand, three hundred ninety-three".