504328901 has 2 divisors, whose sum is σ = 504328902. Its totient is φ = 504328900.

The previous prime is 504328871. The next prime is 504328943. The reversal of 504328901 is 109823405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 323964001 + 180364900 = 17999^2 + 13430^2 .

It is a cyclic number.

It is not a de Polignac number, because 504328901 - 2²² = 500134597 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504358901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252164450 + 252164451.

It is an arithmetic number, because the mean of its divisors is an integer number (252164451).

Almost surely, 2^504328901 is an apocalyptic number.

It is an amenable number.

504328901 is a deficient number, since it is larger than the sum of its proper divisors (1).

504328901 is an equidigital number, since it uses as much as digits as its factorization.

504328901 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 32.

The square root of 504328901 is about 22457.2683334372. The cubic root of 504328901 is about 795.9845145048.

The spelling of 504328901 in words is "five hundred four million, three hundred twenty-eight thousand, nine hundred one".