513330545 has 32 divisors (see below), whose sum is σ = 767800320. Its totient is φ = 320785920.

The previous prime is 513330541. The next prime is 513330547. The reversal of 513330545 is 545033315.

It is not a de Polignac number, because 513330545 - 2² = 513330541 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513330541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28805 + ... + 43085.

It is an arithmetic number, because the mean of its divisors is an integer number (23993760).

Almost surely, 2^513330545 is an apocalyptic number.

It is an amenable number.

513330545 is a deficient number, since it is larger than the sum of its proper divisors (254469775).

513330545 is a wasteful number, since it uses less digits than its factorization.

513330545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14385.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 513330545 is about 22656.7990898979. The cubic root of 513330545 is about 800.6923927550.

The spelling of 513330545 in words is "five hundred thirteen million, three hundred thirty thousand, five hundred forty-five".