513004845 has 16 divisors (see below), whose sum is σ = 864008640. Its totient is φ = 259202304.

The previous prime is 513004819. The next prime is 513004853. The reversal of 513004845 is 548400315.

It is not a de Polignac number, because 513004845 - 2⁵ = 513004813 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 899724 + ... + 900293.

It is an arithmetic number, because the mean of its divisors is an integer number (54000540).

Almost surely, 2^513004845 is an apocalyptic number.

It is an amenable number.

513004845 is a deficient number, since it is larger than the sum of its proper divisors (351003795).

513004845 is a wasteful number, since it uses less digits than its factorization.

513004845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800044.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 513004845 is about 22649.6102615475. The cubic root of 513004845 is about 800.5230147658.

The spelling of 513004845 in words is "five hundred thirteen million, four thousand, eight hundred forty-five".