513441313 has 32 divisors (see below), whose sum is σ = 695623680. Its totient is φ = 366768000.

The previous prime is 513441307. The next prime is 513441329. The reversal of 513441313 is 313144315.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513441313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513441353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39693 + ... + 51013.

It is an arithmetic number, because the mean of its divisors is an integer number (21738240).

Almost surely, 2^513441313 is an apocalyptic number.

It is an amenable number.

513441313 is a deficient number, since it is larger than the sum of its proper divisors (182182367).

513441313 is a wasteful number, since it uses less digits than its factorization.

513441313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11389.

The product of its digits is 2160, while the sum is 25.

The square root of 513441313 is about 22659.2434339719. The cubic root of 513441313 is about 800.7499805459.

Adding to 513441313 its reverse (313144315), we get a palindrome (826585628).

The spelling of 513441313 in words is "five hundred thirteen million, four hundred forty-one thousand, three hundred thirteen".