513065706 has 16 divisors (see below), whose sum is σ = 1033020000. Its totient is φ = 169873808.

The previous prime is 513065659. The next prime is 513065713. The reversal of 513065706 is 607560315.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 286056 + ... + 287843.

It is an arithmetic number, because the mean of its divisors is an integer number (64563750).

Almost surely, 2^513065706 is an apocalyptic number.

513065706 is an abundant number, since it is smaller than the sum of its proper divisors (519954294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513065706 is a wasteful number, since it uses less digits than its factorization.

513065706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574053.

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 513065706 is about 22650.9537547539. The cubic root of 513065706 is about 800.5546705452.

The spelling of 513065706 in words is "five hundred thirteen million, sixty-five thousand, seven hundred six".