513030413 has 4 divisors (see below), whose sum is σ = 586320480. Its totient is φ = 439740348.

The previous prime is 513030389. The next prime is 513030421. The reversal of 513030413 is 314030315.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314030315 = 5 ⋅62806063.

It is a cyclic number.

It is not a de Polignac number, because 513030413 - 2¹⁰ = 513029389 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 (513030013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36645023 + ... + 36645036.

It is an arithmetic number, because the mean of its divisors is an integer number (146580120).

Almost surely, 2^513030413 is an apocalyptic number.

It is an amenable number.

513030413 is a deficient number, since it is larger than the sum of its proper divisors (73290067).

513030413 is an equidigital number, since it uses as much as digits as its factorization.

513030413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73290066.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 513030413 is about 22650.1746792381. The cubic root of 513030413 is about 800.5363138165.

Adding to 513030413 its reverse (314030315), we get a palindrome (827060728).

The spelling of 513030413 in words is "five hundred thirteen million, thirty thousand, four hundred thirteen".