512011 has 2 divisors, whose sum is σ = 512012. Its totient is φ = 512010.

The previous prime is 512009. The next prime is 512021. The reversal of 512011 is 110215.

It is a happy number.

It is an a-pointer prime, because the next prime (512021) can be obtained adding 512011 to its sum of digits (10).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 512011 - 2¹ = 512009 is a prime.

Together with 512009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (512021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256005 + 256006.

It is an arithmetic number, because the mean of its divisors is an integer number (256006).

2⁵¹²⁰¹¹ is an apocalyptic number.

512011 is a deficient number, since it is larger than the sum of its proper divisors (1).

512011 is an equidigital number, since it uses as much as digits as its factorization.

512011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 512011 is about 715.5494392423. The cubic root of 512011 is about 80.0005729126. Note that the first 3 decimals are identical.

Adding to 512011 its reverse (110215), we get a palindrome (622226).

The spelling of 512011 in words is "five hundred twelve thousand, eleven".