116506361 has 2 divisors, whose sum is σ = 116506362. Its totient is φ = 116506360.

The previous prime is 116506337. The next prime is 116506363. The reversal of 116506361 is 163605611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67240000 + 49266361 = 8200^2 + 7019^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116506361 is a prime.

Together with 116506363, 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 (116506363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58253180 + 58253181.

It is an arithmetic number, because the mean of its divisors is an integer number (58253181).

Almost surely, 2^116506361 is an apocalyptic number.

It is an amenable number.

116506361 is a deficient number, since it is larger than the sum of its proper divisors (1).

116506361 is an equidigital number, since it uses as much as digits as its factorization.

116506361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 116506361 is about 10793.8112360741. The cubic root of 116506361 is about 488.4084988246.

The spelling of 116506361 in words is "one hundred sixteen million, five hundred six thousand, three hundred sixty-one".