504643241 has 2 divisors, whose sum is σ = 504643242. Its totient is φ = 504643240.

The previous prime is 504643219. The next prime is 504643267. The reversal of 504643241 is 142346405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324144016 + 180499225 = 18004^2 + 13435^2 .

It is a cyclic number.

It is not a de Polignac number, because 504643241 - 2²² = 500448937 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (504643441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252321620 + 252321621.

It is an arithmetic number, because the mean of its divisors is an integer number (252321621).

Almost surely, 2^504643241 is an apocalyptic number.

It is an amenable number.

504643241 is a deficient number, since it is larger than the sum of its proper divisors (1).

504643241 is an equidigital number, since it uses as much as digits as its factorization.

504643241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 504643241 is about 22464.2658682629. The cubic root of 504643241 is about 796.1498548914.

Adding to 504643241 its reverse (142346405), we get a palindrome (646989646).

The spelling of 504643241 in words is "five hundred four million, six hundred forty-three thousand, two hundred forty-one".