504545500913 has 2 divisors, whose sum is σ = 504545500914. Its totient is φ = 504545500912.

The previous prime is 504545500867. The next prime is 504545500933. The reversal of 504545500913 is 319005545405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 460297116304 + 44248384609 = 678452^2 + 210353^2 .

It is a cyclic number.

It is not a de Polignac number, because 504545500913 - 2¹⁴ = 504545484529 is a prime.

It is not a weakly prime, because it can be changed into another prime (504545500933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252272750456 + 252272750457.

It is an arithmetic number, because the mean of its divisors is an integer number (252272750457).

Almost surely, 2^504545500913 is an apocalyptic number.

It is an amenable number.

504545500913 is a deficient number, since it is larger than the sum of its proper divisors (1).

504545500913 is an equidigital number, since it uses as much as digits as its factorization.

504545500913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 504545500913 in words is "five hundred four billion, five hundred forty-five million, five hundred thousand, nine hundred thirteen".