604643057 has 2 divisors, whose sum is σ = 604643058. Its totient is φ = 604643056.

The previous prime is 604643051. The next prime is 604643059. The reversal of 604643057 is 750346406.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346108816 + 258534241 = 18604^2 + 16079^2 .

It is a cyclic number.

It is not a de Polignac number, because 604643057 - 2²² = 600448753 is a prime.

Together with 604643059, 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 (604643051) 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, 302321528 + 302321529.

It is an arithmetic number, because the mean of its divisors is an integer number (302321529).

Almost surely, 2^604643057 is an apocalyptic number.

It is an amenable number.

604643057 is a deficient number, since it is larger than the sum of its proper divisors (1).

604643057 is an equidigital number, since it uses as much as digits as its factorization.

604643057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 604643057 is about 24589.4907836661. The cubic root of 604643057 is about 845.6026917705.

The spelling of 604643057 in words is "six hundred four million, six hundred forty-three thousand, fifty-seven".