511030511323 has 2 divisors, whose sum is σ = 511030511324. Its totient is φ = 511030511322.

The previous prime is 511030511311. The next prime is 511030511399. The reversal of 511030511323 is 323115030115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511030511323 - 2²⁹ = 510493640411 is a prime.

It is a super-2 number, since 2×511030511323² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (511030211323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255515255661 + 255515255662.

It is an arithmetic number, because the mean of its divisors is an integer number (255515255662).

Almost surely, 2^511030511323 is an apocalyptic number.

511030511323 is a deficient number, since it is larger than the sum of its proper divisors (1).

511030511323 is an equidigital number, since it uses as much as digits as its factorization.

511030511323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 511030511323 its reverse (323115030115), we get a palindrome (834145541438).

The spelling of 511030511323 in words is "five hundred eleven billion, thirty million, five hundred eleven thousand, three hundred twenty-three".