513212683 has 2 divisors, whose sum is σ = 513212684. Its totient is φ = 513212682.

The previous prime is 513212659. The next prime is 513212717. The reversal of 513212683 is 386212315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513212683 - 2¹³ = 513204491 is a prime.

It is not a weakly prime, because it can be changed into another prime (513242683) 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 as a sum of consecutive naturals, namely, 256606341 + 256606342.

It is an arithmetic number, because the mean of its divisors is an integer number (256606342).

Almost surely, 2^513212683 is an apocalyptic number.

513212683 is a deficient number, since it is larger than the sum of its proper divisors (1).

513212683 is an equidigital number, since it uses as much as digits as its factorization.

513212683 is an odious number, because the sum of its binary digits is odd.

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

The square root of 513212683 is about 22654.1979112040. The cubic root of 513212683 is about 800.6311077270.

Adding to 513212683 its reverse (386212315), we get a palindrome (899424998).

The spelling of 513212683 in words is "five hundred thirteen million, two hundred twelve thousand, six hundred eighty-three".