504963401 has 2 divisors, whose sum is σ = 504963402. Its totient is φ = 504963400.

The previous prime is 504963379. The next prime is 504963467. The reversal of 504963401 is 104369405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426463801 + 78499600 = 20651^2 + 8860^2 .

It is a cyclic number.

It is not a de Polignac number, because 504963401 - 2¹⁰ = 504962377 is a prime.

It is equal to p_26603195 and since 504963401 and 26603195 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (504963001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252481700 + 252481701.

It is an arithmetic number, because the mean of its divisors is an integer number (252481701).

Almost surely, 2^504963401 is an apocalyptic number.

It is an amenable number.

504963401 is a deficient number, since it is larger than the sum of its proper divisors (1).

504963401 is an equidigital number, since it uses as much as digits as its factorization.

504963401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 504963401 is about 22471.3907224275. The cubic root of 504963401 is about 796.3181859892.

The spelling of 504963401 in words is "five hundred four million, nine hundred sixty-three thousand, four hundred one".