116565329 has 2 divisors, whose sum is σ = 116565330. Its totient is φ = 116565328.

The previous prime is 116565313. The next prime is 116565331. The reversal of 116565329 is 923565611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89264704 + 27300625 = 9448^2 + 5225^2 .

It is a cyclic number.

It is not a de Polignac number, because 116565329 - 2⁴ = 116565313 is a prime.

Together with 116565331, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 116565292 and 116565301.

It is not a weakly prime, because it can be changed into another prime (116567329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58282664 + 58282665.

It is an arithmetic number, because the mean of its divisors is an integer number (58282665).

Almost surely, 2^116565329 is an apocalyptic number.

It is an amenable number.

116565329 is a deficient number, since it is larger than the sum of its proper divisors (1).

116565329 is an equidigital number, since it uses as much as digits as its factorization.

116565329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 38.

The square root of 116565329 is about 10796.5424558050. The cubic root of 116565329 is about 488.4908852125.

The spelling of 116565329 in words is "one hundred sixteen million, five hundred sixty-five thousand, three hundred twenty-nine".