512497 has 2 divisors, whose sum is σ = 512498. Its totient is φ = 512496.

The previous prime is 512467. The next prime is 512503. The reversal of 512497 is 794215.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 349281 + 163216 = 591^2 + 404^2 .

It is a cyclic number.

It is not a de Polignac number, because 512497 - 2¹¹ = 510449 is a prime.

It is not a weakly prime, because it can be changed into another prime (512467) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256248 + 256249.

It is an arithmetic number, because the mean of its divisors is an integer number (256249).

2⁵¹²⁴⁹⁷ is an apocalyptic number.

It is an amenable number.

512497 is a deficient number, since it is larger than the sum of its proper divisors (1).

512497 is an equidigital number, since it uses as much as digits as its factorization.

512497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 28.

The square root of 512497 is about 715.8889578699. Note that the first 3 decimals coincide. The cubic root of 512497 is about 80.0258770455.

The spelling of 512497 in words is "five hundred twelve thousand, four hundred ninety-seven".