513080089 has 4 divisors (see below), whose sum is σ = 521491300. Its totient is φ = 504668880.

The previous prime is 513080081. The next prime is 513080137. The reversal of 513080089 is 980080315.

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

It can be written as a sum of positive squares in 2 ways, for example, as 260015625 + 253064464 = 16125^2 + 15908^2 .

It is a cyclic number.

It is not a de Polignac number, because 513080089 - 2³ = 513080081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513080081) 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, 4205514 + ... + 4205635.

It is an arithmetic number, because the mean of its divisors is an integer number (130372825).

Almost surely, 2^513080089 is an apocalyptic number.

It is an amenable number.

513080089 is a deficient number, since it is larger than the sum of its proper divisors (8411211).

513080089 is an equidigital number, since it uses as much as digits as its factorization.

513080089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8411210.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 513080089 is about 22651.2712446785. The cubic root of 513080089 is about 800.5621512441.

The spelling of 513080089 in words is "five hundred thirteen million, eighty thousand, eighty-nine".