604643051 has 2 divisors, whose sum is σ = 604643052. Its totient is φ = 604643050.

The previous prime is 604643047. The next prime is 604643057. The reversal of 604643051 is 150346406.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 604643051 - 2² = 604643047 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (604643057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302321525 + 302321526.

It is an arithmetic number, because the mean of its divisors is an integer number (302321526).

Almost surely, 2^604643051 is an apocalyptic number.

604643051 is a deficient number, since it is larger than the sum of its proper divisors (1).

604643051 is an equidigital number, since it uses as much as digits as its factorization.

604643051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 604643051 is about 24589.4906616628. The cubic root of 604643051 is about 845.6026889735.

Adding to 604643051 its reverse (150346406), we get a palindrome (754989457).

The spelling of 604643051 in words is "six hundred four million, six hundred forty-three thousand, fifty-one".