116456609 has 2 divisors, whose sum is σ = 116456610. Its totient is φ = 116456608.

The previous prime is 116456573. The next prime is 116456611. The reversal of 116456609 is 906654611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79210000 + 37246609 = 8900^2 + 6103^2 .

It is an emirp because it is prime and its reverse (906654611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116456609 is a prime.

Together with 116456611, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116456699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58228304 + 58228305.

It is an arithmetic number, because the mean of its divisors is an integer number (58228305).

Almost surely, 2^116456609 is an apocalyptic number.

It is an amenable number.

116456609 is a deficient number, since it is larger than the sum of its proper divisors (1).

116456609 is an equidigital number, since it uses as much as digits as its factorization.

116456609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 116456609 is about 10791.5063360033. The cubic root of 116456609 is about 488.3389668291.

The spelling of 116456609 in words is "one hundred sixteen million, four hundred fifty-six thousand, six hundred nine".