513411023 has 4 divisors (see below), whose sum is σ = 516811248. Its totient is φ = 510010800.

The previous prime is 513410993. The next prime is 513411029. The reversal of 513411023 is 320114315.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 513411023 - 2¹⁴ = 513394639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 513410986 and 513411004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513411029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1699886 + ... + 1700187.

It is an arithmetic number, because the mean of its divisors is an integer number (129202812).

Almost surely, 2^513411023 is an apocalyptic number.

513411023 is a deficient number, since it is larger than the sum of its proper divisors (3400225).

513411023 is a wasteful number, since it uses less digits than its factorization.

513411023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400224.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 513411023 is about 22658.5750434576. The cubic root of 513411023 is about 800.7342337324.

Adding to 513411023 its reverse (320114315), we get a palindrome (833525338).

The spelling of 513411023 in words is "five hundred thirteen million, four hundred eleven thousand, twenty-three".