113032217 has 2 divisors, whose sum is σ = 113032218. Its totient is φ = 113032216.

The previous prime is 113032193. The next prime is 113032219. The reversal of 113032217 is 712230311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112805641 + 226576 = 10621^2 + 476^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113032217 is a prime.

Together with 113032219, 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 (113032219) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56516108 + 56516109.

It is an arithmetic number, because the mean of its divisors is an integer number (56516109).

Almost surely, 2^113032217 is an apocalyptic number.

It is an amenable number.

113032217 is a deficient number, since it is larger than the sum of its proper divisors (1).

113032217 is an equidigital number, since it uses as much as digits as its factorization.

113032217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 113032217 is about 10631.6610649512. The cubic root of 113032217 is about 483.5047540462.

Adding to 113032217 its reverse (712230311), we get a palindrome (825262528).

The spelling of 113032217 in words is "one hundred thirteen million, thirty-two thousand, two hundred seventeen".