504811093 has 2 divisors, whose sum is σ = 504811094. Its totient is φ = 504811092.

The previous prime is 504811009. The next prime is 504811103. The reversal of 504811093 is 390118405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 413837649 + 90973444 = 20343^2 + 9538^2 .

It is a cyclic number.

It is not a de Polignac number, because 504811093 - 2¹³ = 504802901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (504811003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252405546 + 252405547.

It is an arithmetic number, because the mean of its divisors is an integer number (252405547).

Almost surely, 2^504811093 is an apocalyptic number.

It is an amenable number.

504811093 is a deficient number, since it is larger than the sum of its proper divisors (1).

504811093 is an equidigital number, since it uses as much as digits as its factorization.

504811093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 504811093 is about 22468.0015355171. The cubic root of 504811093 is about 796.2381156143.

Adding to 504811093 its reverse (390118405), we get a palindrome (894929498).

The spelling of 504811093 in words is "five hundred four million, eight hundred eleven thousand, ninety-three".