504312401 has 2 divisors, whose sum is σ = 504312402. Its totient is φ = 504312400.

The previous prime is 504312377. The next prime is 504312427. The reversal of 504312401 is 104213405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 297528001 + 206784400 = 17249^2 + 14380^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504312401 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (504312451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252156200 + 252156201.

It is an arithmetic number, because the mean of its divisors is an integer number (252156201).

Almost surely, 2^504312401 is an apocalyptic number.

It is an amenable number.

504312401 is a deficient number, since it is larger than the sum of its proper divisors (1).

504312401 is an equidigital number, since it uses as much as digits as its factorization.

504312401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 504312401 is about 22456.9009660728. The cubic root of 504312401 is about 795.9758337360.

Adding to 504312401 its reverse (104213405), we get a palindrome (608525806).

The spelling of 504312401 in words is "five hundred four million, three hundred twelve thousand, four hundred one".