512712943 has 2 divisors, whose sum is σ = 512712944. Its totient is φ = 512712942.

The previous prime is 512712917. The next prime is 512712961. The reversal of 512712943 is 349217215.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 512712943 - 2¹⁷ = 512581871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 512712899 and 512712908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (512712043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256356471 + 256356472.

It is an arithmetic number, because the mean of its divisors is an integer number (256356472).

Almost surely, 2^512712943 is an apocalyptic number.

512712943 is a deficient number, since it is larger than the sum of its proper divisors (1).

512712943 is an equidigital number, since it uses as much as digits as its factorization.

512712943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 34.

The square root of 512712943 is about 22643.1654810011. The cubic root of 512712943 is about 800.3711522600.

The spelling of 512712943 in words is "five hundred twelve million, seven hundred twelve thousand, nine hundred forty-three".