5455420111 has 2 divisors, whose sum is σ = 5455420112. Its totient is φ = 5455420110.

The previous prime is 5455420109. The next prime is 5455420121. The reversal of 5455420111 is 1110245545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5455420111 - 2¹ = 5455420109 is a prime.

Together with 5455420109, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5455420111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5455420121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2727710055 + 2727710056.

It is an arithmetic number, because the mean of its divisors is an integer number (2727710056).

Almost surely, 2^5455420111 is an apocalyptic number.

5455420111 is a deficient number, since it is larger than the sum of its proper divisors (1).

5455420111 is an equidigital number, since it uses as much as digits as its factorization.

5455420111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 5455420111 is about 73860.8158024267. The cubic root of 5455420111 is about 1760.3920561468.

Adding to 5455420111 its reverse (1110245545), we get a palindrome (6565665656).

The spelling of 5455420111 in words is "five billion, four hundred fifty-five million, four hundred twenty thousand, one hundred eleven".