504312453431 has 2 divisors, whose sum is σ = 504312453432. Its totient is φ = 504312453430.

The previous prime is 504312453419. The next prime is 504312453439. The reversal of 504312453431 is 134354213405.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 504312453431 - 2³⁸ = 229434546487 is a prime.

It is a super-2 number, since 2×504312453431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504312453391 and 504312453400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504312453439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252156226715 + 252156226716.

It is an arithmetic number, because the mean of its divisors is an integer number (252156226716).

Almost surely, 2^504312453431 is an apocalyptic number.

504312453431 is a deficient number, since it is larger than the sum of its proper divisors (1).

504312453431 is an equidigital number, since it uses as much as digits as its factorization.

504312453431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 504312453431 its reverse (134354213405), we get a palindrome (638666666836).

The spelling of 504312453431 in words is "five hundred four billion, three hundred twelve million, four hundred fifty-three thousand, four hundred thirty-one".