513711089 has 2 divisors, whose sum is σ = 513711090. Its totient is φ = 513711088.

The previous prime is 513711061. The next prime is 513711097. The reversal of 513711089 is 980117315.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 488631025 + 25080064 = 22105^2 + 5008^2 .

It is a cyclic number.

It is not a de Polignac number, because 513711089 - 2⁸ = 513710833 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (513711059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256855544 + 256855545.

It is an arithmetic number, because the mean of its divisors is an integer number (256855545).

Almost surely, 2^513711089 is an apocalyptic number.

It is an amenable number.

513711089 is a deficient number, since it is larger than the sum of its proper divisors (1).

513711089 is an equidigital number, since it uses as much as digits as its factorization.

513711089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 35.

The square root of 513711089 is about 22665.1955429465. The cubic root of 513711089 is about 800.8902012473.

The spelling of 513711089 in words is "five hundred thirteen million, seven hundred eleven thousand, eighty-nine".