5105420440511 has 2 divisors, whose sum is σ = 5105420440512. Its totient is φ = 5105420440510.

The previous prime is 5105420440507. The next prime is 5105420440513. The reversal of 5105420440511 is 1150440245015.

It is a happy number.

5105420440511 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5105420440511 - 2² = 5105420440507 is a prime.

It is a super-2 number, since 2×5105420440511² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 5105420440513, 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 (5105420440513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2552710220255 + 2552710220256.

It is an arithmetic number, because the mean of its divisors is an integer number (2552710220256).

Almost surely, 2^{5105420440511} is an apocalyptic number.

5105420440511 is a deficient number, since it is larger than the sum of its proper divisors (1).

5105420440511 is an equidigital number, since it uses as much as digits as its factorization.

5105420440511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 5105420440511 its reverse (1150440245015), we get a palindrome (6255860685526).

The spelling of 5105420440511 in words is "five trillion, one hundred five billion, four hundred twenty million, four hundred forty thousand, five hundred eleven".