504541031 has 2 divisors, whose sum is σ = 504541032. Its totient is φ = 504541030.

The previous prime is 504541013. The next prime is 504541073. The reversal of 504541031 is 130145405.

Together with previous prime (504541013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-504541031 is a prime.

It is a super-2 number, since 2×504541031² = 509123303925085922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 504540988 and 504541006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504541001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252270515 + 252270516.

It is an arithmetic number, because the mean of its divisors is an integer number (252270516).

Almost surely, 2^504541031 is an apocalyptic number.

504541031 is a deficient number, since it is larger than the sum of its proper divisors (1).

504541031 is an equidigital number, since it uses as much as digits as its factorization.

504541031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 504541031 is about 22461.9908066939. The cubic root of 504541031 is about 796.0961007640.

Adding to 504541031 its reverse (130145405), we get a palindrome (634686436).

The spelling of 504541031 in words is "five hundred four million, five hundred forty-one thousand, thirty-one".