5111061110611 has 2 divisors, whose sum is σ = 5111061110612. Its totient is φ = 5111061110610.

The previous prime is 5111061110591. The next prime is 5111061110633. The reversal of 5111061110611 is 1160111601115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5111061110611 - 2¹¹ = 5111061108563 is a prime.

It is a super-2 number, since 2×5111061110611² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5111061110641) 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, 2555530555305 + 2555530555306.

It is an arithmetic number, because the mean of its divisors is an integer number (2555530555306).

Almost surely, 2^{5111061110611} is an apocalyptic number.

5111061110611 is a deficient number, since it is larger than the sum of its proper divisors (1).

5111061110611 is an equidigital number, since it uses as much as digits as its factorization.

5111061110611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 25.

Adding to 5111061110611 its reverse (1160111601115), we get a palindrome (6271172711726).

The spelling of 5111061110611 in words is "five trillion, one hundred eleven billion, sixty-one million, one hundred ten thousand, six hundred eleven".