504145413 has 6 divisors (see below), whose sum is σ = 728210054. Its totient is φ = 336096936.

The previous prime is 504145391. The next prime is 504145417. The reversal of 504145413 is 314541405.

It is a happy number.

504145413 is a `hidden beast` number, since 504 + 145 + 4 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 379197729 + 124947684 = 19473^2 + 11178^2 .

It is not a de Polignac number, because 504145413 - 2²⁰ = 503096837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504145417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28008070 + ... + 28008087.

Almost surely, 2^504145413 is an apocalyptic number.

It is an amenable number.

504145413 is a deficient number, since it is larger than the sum of its proper divisors (224064641).

504145413 is a wasteful number, since it uses less digits than its factorization.

504145413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56016163 (or 56016160 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 504145413 is about 22453.1826919927. The cubic root of 504145413 is about 795.8879694905.

Adding to 504145413 its reverse (314541405), we get a palindrome (818686818).

The spelling of 504145413 in words is "five hundred four million, one hundred forty-five thousand, four hundred thirteen".