116756209 has 4 divisors (see below), whose sum is σ = 116808304. Its totient is φ = 116704116.

The previous prime is 116756203. The next prime is 116756219. The reversal of 116756209 is 902657611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 902657611 = 233 ⋅3874067.

It is a cyclic number.

It is not a de Polignac number, because 116756209 - 2⁵ = 116756177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116756203) 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 in 3 ways as a sum of consecutive naturals, for example, 22527 + ... + 27220.

It is an arithmetic number, because the mean of its divisors is an integer number (29202076).

Almost surely, 2^116756209 is an apocalyptic number.

It is an amenable number.

116756209 is a deficient number, since it is larger than the sum of its proper divisors (52095).

116756209 is an equidigital number, since it uses as much as digits as its factorization.

116756209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52094.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 116756209 is about 10805.3787069218. The cubic root of 116756209 is about 488.7573803784.

The spelling of 116756209 in words is "one hundred sixteen million, seven hundred fifty-six thousand, two hundred nine".