505405425341 has 2 divisors, whose sum is σ = 505405425342. Its totient is φ = 505405425340.

The previous prime is 505405425311. The next prime is 505405425353. The reversal of 505405425341 is 143524504505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494841902500 + 10563522841 = 703450^2 + 102779^2 .

It is a cyclic number.

It is not a de Polignac number, because 505405425341 - 2²⁶ = 505338316477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 505405425295 and 505405425304.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505405425311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252702712670 + 252702712671.

It is an arithmetic number, because the mean of its divisors is an integer number (252702712671).

Almost surely, 2^505405425341 is an apocalyptic number.

It is an amenable number.

505405425341 is a deficient number, since it is larger than the sum of its proper divisors (1).

505405425341 is an equidigital number, since it uses as much as digits as its factorization.

505405425341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 505405425341 its reverse (143524504505), we get a palindrome (648929929846).

The spelling of 505405425341 in words is "five hundred five billion, four hundred five million, four hundred twenty-five thousand, three hundred forty-one".