116328409 has 2 divisors, whose sum is σ = 116328410. Its totient is φ = 116328408.

The previous prime is 116328379. The next prime is 116328413. The reversal of 116328409 is 904823611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58568409 + 57760000 = 7653^2 + 7600^2 .

It is a cyclic number.

It is not a de Polignac number, because 116328409 - 2¹⁷ = 116197337 is a prime.

It is not a weakly prime, because it can be changed into another prime (116328479) 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, 58164204 + 58164205.

It is an arithmetic number, because the mean of its divisors is an integer number (58164205).

Almost surely, 2^116328409 is an apocalyptic number.

It is an amenable number.

116328409 is a deficient number, since it is larger than the sum of its proper divisors (1).

116328409 is an equidigital number, since it uses as much as digits as its factorization.

116328409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 116328409 is about 10785.5648438086. The cubic root of 116328409 is about 488.1597068087.

The spelling of 116328409 in words is "one hundred sixteen million, three hundred twenty-eight thousand, four hundred nine".