604805863 has 2 divisors, whose sum is σ = 604805864. Its totient is φ = 604805862.

The previous prime is 604805857. The next prime is 604805897. The reversal of 604805863 is 368508406.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-604805863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (604805813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302402931 + 302402932.

It is an arithmetic number, because the mean of its divisors is an integer number (302402932).

Almost surely, 2^604805863 is an apocalyptic number.

604805863 is a deficient number, since it is larger than the sum of its proper divisors (1).

604805863 is an equidigital number, since it uses as much as digits as its factorization.

604805863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 604805863 is about 24592.8010401418. The cubic root of 604805863 is about 845.6785805316.

The spelling of 604805863 in words is "six hundred four million, eight hundred five thousand, eight hundred sixty-three".