511160320511 has 2 divisors, whose sum is σ = 511160320512. Its totient is φ = 511160320510.

The previous prime is 511160320493. The next prime is 511160320513. The reversal of 511160320511 is 115023061115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 511160320511 - 2¹⁰ = 511160319487 is a prime.

It is a super-2 number, since 2×511160320511² (a number of 24 digits) contains 22 as substring.

Together with 511160320513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511160320513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255580160255 + 255580160256.

It is an arithmetic number, because the mean of its divisors is an integer number (255580160256).

Almost surely, 2^511160320511 is an apocalyptic number.

511160320511 is a deficient number, since it is larger than the sum of its proper divisors (1).

511160320511 is an equidigital number, since it uses as much as digits as its factorization.

511160320511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 26.

Adding to 511160320511 its reverse (115023061115), we get a palindrome (626183381626).

The spelling of 511160320511 in words is "five hundred eleven billion, one hundred sixty million, three hundred twenty thousand, five hundred eleven".