512321011 has 2 divisors, whose sum is σ = 512321012. Its totient is φ = 512321010.

The previous prime is 512320979. The next prime is 512321039. The reversal of 512321011 is 110123215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 512321011 - 2⁵ = 512320979 is a prime.

It is not a weakly prime, because it can be changed into another prime (512321041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256160505 + 256160506.

It is an arithmetic number, because the mean of its divisors is an integer number (256160506).

Almost surely, 2^512321011 is an apocalyptic number.

512321011 is a deficient number, since it is larger than the sum of its proper divisors (1).

512321011 is an equidigital number, since it uses as much as digits as its factorization.

512321011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 512321011 is about 22634.5092944380. The cubic root of 512321011 is about 800.1671582994.

Adding to 512321011 its reverse (110123215), we get a palindrome (622444226).

The spelling of 512321011 in words is "five hundred twelve million, three hundred twenty-one thousand, eleven".