116563217 has 2 divisors, whose sum is σ = 116563218. Its totient is φ = 116563216.

The previous prime is 116563207. The next prime is 116563219. The reversal of 116563217 is 712365611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86136961 + 30426256 = 9281^2 + 5516^2 .

It is a cyclic number.

It is not a de Polignac number, because 116563217 - 2⁴ = 116563201 is a prime.

Together with 116563219, 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 (116563219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58281608 + 58281609.

It is an arithmetic number, because the mean of its divisors is an integer number (58281609).

Almost surely, 2^116563217 is an apocalyptic number.

It is an amenable number.

116563217 is a deficient number, since it is larger than the sum of its proper divisors (1).

116563217 is an equidigital number, since it uses as much as digits as its factorization.

116563217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 32.

The square root of 116563217 is about 10796.4446462713. Note that the first 3 decimals coincide. The cubic root of 116563217 is about 488.4879349385.

The spelling of 116563217 in words is "one hundred sixteen million, five hundred sixty-three thousand, two hundred seventeen".