416303213 has 2 divisors, whose sum is σ = 416303214. Its totient is φ = 416303212.

The previous prime is 416303189. The next prime is 416303231. The reversal of 416303213 is 312303614.

Together with next prime (416303231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409131529 + 7171684 = 20227^2 + 2678^2 .

It is a cyclic number.

It is not a de Polignac number, because 416303213 - 2²² = 412108909 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (416303263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208151606 + 208151607.

It is an arithmetic number, because the mean of its divisors is an integer number (208151607).

Almost surely, 2^416303213 is an apocalyptic number.

It is an amenable number.

416303213 is a deficient number, since it is larger than the sum of its proper divisors (1).

416303213 is an equidigital number, since it uses as much as digits as its factorization.

416303213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 416303213 is about 20403.5098206166. The cubic root of 416303213 is about 746.6835568520.

Adding to 416303213 its reverse (312303614), we get a palindrome (728606827).

The spelling of 416303213 in words is "four hundred sixteen million, three hundred three thousand, two hundred thirteen".