5455555111 has 2 divisors, whose sum is σ = 5455555112. Its totient is φ = 5455555110.

The previous prime is 5455555093. The next prime is 5455555121. The reversal of 5455555111 is 1115555545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5455555111 - 2¹¹ = 5455553063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5455555121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2727777555 + 2727777556.

It is an arithmetic number, because the mean of its divisors is an integer number (2727777556).

Almost surely, 2^5455555111 is an apocalyptic number.

5455555111 is a deficient number, since it is larger than the sum of its proper divisors (1).

5455555111 is an equidigital number, since it uses as much as digits as its factorization.

5455555111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62500, while the sum is 37.

The square root of 5455555111 is about 73861.7296778244. The cubic root of 5455555111 is about 1760.4065769330.

The spelling of 5455555111 in words is "five billion, four hundred fifty-five million, five hundred fifty-five thousand, one hundred eleven".