5510001111 has 16 divisors (see below), whose sum is σ = 7535293920. Its totient is φ = 3579246080.

The previous prime is 5510001103. The next prime is 5510001139. The reversal of 5510001111 is 1111000155.

It is a cyclic number.

It is not a de Polignac number, because 5510001111 - 2³ = 5510001103 is a prime.

It is a super-2 number, since 2×5510001111² = 60720224486442468642, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5510001911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71821 + ... + 127193.

It is an arithmetic number, because the mean of its divisors is an integer number (470955870).

Almost surely, 2^5510001111 is an apocalyptic number.

5510001111 is a deficient number, since it is larger than the sum of its proper divisors (2025292809).

5510001111 is a wasteful number, since it uses less digits than its factorization.

5510001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56226.

The product of its (nonzero) digits is 25, while the sum is 15.

The square root of 5510001111 is about 74229.3817231425. The cubic root of 5510001111 is about 1766.2434411890.

Adding to 5510001111 its reverse (1111000155), we get a palindrome (6621001266).

The spelling of 5510001111 in words is "five billion, five hundred ten million, one thousand, one hundred eleven".