513282613 has 4 divisors (see below), whose sum is σ = 513630208. Its totient is φ = 512935020.

The previous prime is 513282607. The next prime is 513282619. The reversal of 513282613 is 316282315.

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.

It is an interprime number because it is at equal distance from previous prime (513282607) and next prime (513282619).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-513282613 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 (513282619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 171573 + ... + 174538.

It is an arithmetic number, because the mean of its divisors is an integer number (128407552).

Almost surely, 2^513282613 is an apocalyptic number.

It is an amenable number.

513282613 is a deficient number, since it is larger than the sum of its proper divisors (347595).

513282613 is a wasteful number, since it uses less digits than its factorization.

513282613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347594.

The product of its digits is 8640, while the sum is 31.

The square root of 513282613 is about 22655.7412811852. The cubic root of 513282613 is about 800.6674705531.

The spelling of 513282613 in words is "five hundred thirteen million, two hundred eighty-two thousand, six hundred thirteen".