512957505 has 16 divisors (see below), whose sum is σ = 834644160. Its totient is φ = 268939968.

The previous prime is 512957503. The next prime is 512957531. The reversal of 512957505 is 505759215.

It is not a de Polignac number, because 512957505 - 2¹ = 512957503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (512957503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288922 + ... + 290691.

It is an arithmetic number, because the mean of its divisors is an integer number (52165260).

Almost surely, 2^512957505 is an apocalyptic number.

It is an amenable number.

512957505 is a deficient number, since it is larger than the sum of its proper divisors (321686655).

512957505 is a wasteful number, since it uses less digits than its factorization.

512957505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579680.

The product of its (nonzero) digits is 78750, while the sum is 39.

The square root of 512957505 is about 22648.5651863424. The cubic root of 512957505 is about 800.4983899657.

The spelling of 512957505 in words is "five hundred twelve million, nine hundred fifty-seven thousand, five hundred five".