511314010511 has 4 divisors (see below), whose sum is σ = 512097034152. Its totient is φ = 510530986872.

The previous prime is 511314010421. The next prime is 511314010531. The reversal of 511314010511 is 115010413115.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 511314010511 - 2¹⁰ = 511314009487 is a prime.

It is a super-2 number, since 2×511314010511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511314010531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 391510841 + ... + 391512146.

It is an arithmetic number, because the mean of its divisors is an integer number (128024258538).

Almost surely, 2^511314010511 is an apocalyptic number.

511314010511 is a deficient number, since it is larger than the sum of its proper divisors (783023641).

511314010511 is an equidigital number, since it uses as much as digits as its factorization.

511314010511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783023640.

The product of its (nonzero) digits is 300, while the sum is 23.

Adding to 511314010511 its reverse (115010413115), we get a palindrome (626324423626).

The spelling of 511314010511 in words is "five hundred eleven billion, three hundred fourteen million, ten thousand, five hundred eleven".