513628699 has 2 divisors, whose sum is σ = 513628700. Its totient is φ = 513628698.

The previous prime is 513628693. The next prime is 513628721. The reversal of 513628699 is 996826315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 513628699 - 2⁹ = 513628187 is a prime.

It is a super-3 number, since 3×513628699³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (513628693) 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 as a sum of consecutive naturals, namely, 256814349 + 256814350.

It is an arithmetic number, because the mean of its divisors is an integer number (256814350).

Almost surely, 2^513628699 is an apocalyptic number.

513628699 is a deficient number, since it is larger than the sum of its proper divisors (1).

513628699 is an equidigital number, since it uses as much as digits as its factorization.

513628699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 49.

The square root of 513628699 is about 22663.3779256315. The cubic root of 513628699 is about 800.8473828402.

The spelling of 513628699 in words is "five hundred thirteen million, six hundred twenty-eight thousand, six hundred ninety-nine".