116985329 has 2 divisors, whose sum is σ = 116985330. Its totient is φ = 116985328.

The previous prime is 116985317. The next prime is 116985331. The reversal of 116985329 is 923589611.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111344704 + 5640625 = 10552^2 + 2375^2 .

It is a cyclic number.

It is not a de Polignac number, because 116985329 - 2⁸ = 116985073 is a prime.

Together with 116985331, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116985329.

It is not a weakly prime, because it can be changed into another prime (116987329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58492664 + 58492665.

It is an arithmetic number, because the mean of its divisors is an integer number (58492665).

Almost surely, 2^116985329 is an apocalyptic number.

It is an amenable number.

116985329 is a deficient number, since it is larger than the sum of its proper divisors (1).

116985329 is an equidigital number, since it uses as much as digits as its factorization.

116985329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 44.

The square root of 116985329 is about 10815.9756379164. The cubic root of 116985329 is about 489.0768806429.

The spelling of 116985329 in words is "one hundred sixteen million, nine hundred eighty-five thousand, three hundred twenty-nine".