604999951 has 2 divisors, whose sum is σ = 604999952. Its totient is φ = 604999950.

The previous prime is 604999903. The next prime is 604999973. The reversal of 604999951 is 159999406.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 604999951 - 2¹³ = 604991759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (604999051) 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, 302499975 + 302499976.

It is an arithmetic number, because the mean of its divisors is an integer number (302499976).

Almost surely, 2^604999951 is an apocalyptic number.

604999951 is a deficient number, since it is larger than the sum of its proper divisors (1).

604999951 is an equidigital number, since it uses as much as digits as its factorization.

604999951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 787320, while the sum is 52.

The square root of 604999951 is about 24596.7467564310. The cubic root of 604999951 is about 845.7690329781.

The spelling of 604999951 in words is "six hundred four million, nine hundred ninety-nine thousand, nine hundred fifty-one".