504546431 has 2 divisors, whose sum is σ = 504546432. Its totient is φ = 504546430.

The previous prime is 504546407. The next prime is 504546439. The reversal of 504546431 is 134645405.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504546431 is a prime.

It is a super-2 number, since 2×504546431² = 509134202069675522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504546439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252273215 + 252273216.

It is an arithmetic number, because the mean of its divisors is an integer number (252273216).

Almost surely, 2^504546431 is an apocalyptic number.

504546431 is a deficient number, since it is larger than the sum of its proper divisors (1).

504546431 is an equidigital number, since it uses as much as digits as its factorization.

504546431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 504546431 is about 22462.1110094310. Note that the first 3 decimals coincide. The cubic root of 504546431 is about 796.0989409054.

The spelling of 504546431 in words is "five hundred four million, five hundred forty-six thousand, four hundred thirty-one".