416645323 has 2 divisors, whose sum is σ = 416645324. Its totient is φ = 416645322.

The previous prime is 416645297. The next prime is 416645387. The reversal of 416645323 is 323546614.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 416645323 - 2¹⁷ = 416514251 is a prime.

It is not a weakly prime, because it can be changed into another prime (416645393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 208322661 + 208322662.

It is an arithmetic number, because the mean of its divisors is an integer number (208322662).

Almost surely, 2^416645323 is an apocalyptic number.

416645323 is a deficient number, since it is larger than the sum of its proper divisors (1).

416645323 is an equidigital number, since it uses as much as digits as its factorization.

416645323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 34.

The square root of 416645323 is about 20411.8917055720. The cubic root of 416645323 is about 746.8880375939. Note that the first 3 decimals are identical.

The spelling of 416645323 in words is "four hundred sixteen million, six hundred forty-five thousand, three hundred twenty-three".