504134431373 has 2 divisors, whose sum is σ = 504134431374. Its totient is φ = 504134431372.

The previous prime is 504134431369. The next prime is 504134431483. The reversal of 504134431373 is 373134431405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 429374841289 + 74759590084 = 655267^2 + 273422^2 .

It is a cyclic number.

It is not a de Polignac number, because 504134431373 - 2² = 504134431369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504134431573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252067215686 + 252067215687.

It is an arithmetic number, because the mean of its divisors is an integer number (252067215687).

Almost surely, 2^504134431373 is an apocalyptic number.

It is an amenable number.

504134431373 is a deficient number, since it is larger than the sum of its proper divisors (1).

504134431373 is an equidigital number, since it uses as much as digits as its factorization.

504134431373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 38.

Adding to 504134431373 its reverse (373134431405), we get a palindrome (877268862778).

The spelling of 504134431373 in words is "five hundred four billion, one hundred thirty-four million, four hundred thirty-one thousand, three hundred seventy-three".