5550505111 has 2 divisors, whose sum is σ = 5550505112. Its totient is φ = 5550505110.

The previous prime is 5550505099. The next prime is 5550505133. The reversal of 5550505111 is 1115050555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5550505111 - 2⁷ = 5550504983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5550505111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5550505711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775252555 + 2775252556.

It is an arithmetic number, because the mean of its divisors is an integer number (2775252556).

Almost surely, 2^5550505111 is an apocalyptic number.

5550505111 is a deficient number, since it is larger than the sum of its proper divisors (1).

5550505111 is an equidigital number, since it uses as much as digits as its factorization.

5550505111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3125, while the sum is 28.

The square root of 5550505111 is about 74501.7121346886. The cubic root of 5550505111 is about 1770.5607627723.

Adding to 5550505111 its reverse (1115050555), we get a palindrome (6665555666).

The spelling of 5550505111 in words is "five billion, five hundred fifty million, five hundred five thousand, one hundred eleven".