513959705 has 8 divisors (see below), whose sum is σ = 704859072. Its totient is φ = 352429488.

The previous prime is 513959687. The next prime is 513959707. The reversal of 513959705 is 507959315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 513959705 - 2¹² = 513955609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (513959707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7342247 + ... + 7342316.

It is an arithmetic number, because the mean of its divisors is an integer number (88107384).

Almost surely, 2^513959705 is an apocalyptic number.

It is an amenable number.

513959705 is a deficient number, since it is larger than the sum of its proper divisors (190899367).

513959705 is a wasteful number, since it uses less digits than its factorization.

513959705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14684575.

The product of its (nonzero) digits is 212625, while the sum is 44.

The square root of 513959705 is about 22670.6794119629. The cubic root of 513959705 is about 801.0193802158.

The spelling of 513959705 in words is "five hundred thirteen million, nine hundred fifty-nine thousand, seven hundred five".