512047 has 2 divisors, whose sum is σ = 512048. Its totient is φ = 512046.

The previous prime is 512021. The next prime is 512059. The reversal of 512047 is 740215.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-512047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256023 + 256024.

It is an arithmetic number, because the mean of its divisors is an integer number (256024).

2⁵¹²⁰⁴⁷ is an apocalyptic number.

512047 is a deficient number, since it is larger than the sum of its proper divisors (1).

512047 is an equidigital number, since it uses as much as digits as its factorization.

512047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 512047 is about 715.5745942947. The cubic root of 512047 is about 80.0024478418.

The spelling of 512047 in words is "five hundred twelve thousand, forty-seven".