504331601 has 2 divisors, whose sum is σ = 504331602. Its totient is φ = 504331600.

The previous prime is 504331589. The next prime is 504331627. The reversal of 504331601 is 106133405.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334707025 + 169624576 = 18295^2 + 13024^2 .

It is a cyclic number.

It is not a de Polignac number, because 504331601 - 2¹⁰ = 504330577 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (504330601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252165800 + 252165801.

It is an arithmetic number, because the mean of its divisors is an integer number (252165801).

Almost surely, 2^504331601 is an apocalyptic number.

It is an amenable number.

504331601 is a deficient number, since it is larger than the sum of its proper divisors (1).

504331601 is an equidigital number, since it uses as much as digits as its factorization.

504331601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 504331601 is about 22457.3284475247. The cubic root of 504331601 is about 795.9859349762.

The spelling of 504331601 in words is "five hundred four million, three hundred thirty-one thousand, six hundred one".