418064321 has 2 divisors, whose sum is σ = 418064322. Its totient is φ = 418064320.

The previous prime is 418064303. The next prime is 418064333. The reversal of 418064321 is 123460814.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413919025 + 4145296 = 20345^2 + 2036^2 .

It is a cyclic number.

It is not a de Polignac number, because 418064321 - 2¹⁰ = 418063297 is a prime.

It is not a weakly prime, because it can be changed into another prime (418064021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209032160 + 209032161.

It is an arithmetic number, because the mean of its divisors is an integer number (209032161).

Almost surely, 2^418064321 is an apocalyptic number.

It is an amenable number.

418064321 is a deficient number, since it is larger than the sum of its proper divisors (1).

418064321 is an equidigital number, since it uses as much as digits as its factorization.

418064321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 418064321 is about 20446.6212612255. The cubic root of 418064321 is about 747.7349863555.

The spelling of 418064321 in words is "four hundred eighteen million, sixty-four thousand, three hundred twenty-one".