5500511123 has 2 divisors, whose sum is σ = 5500511124. Its totient is φ = 5500511122.

The previous prime is 5500511083. The next prime is 5500511161. The reversal of 5500511123 is 3211150055.

It is a happy number.

5500511123 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5500511123 - 2²⁰ = 5499462547 is a prime.

It is a super-2 number, since 2×5500511123² = 60511245228493442258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5500511623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750255561 + 2750255562.

It is an arithmetic number, because the mean of its divisors is an integer number (2750255562).

Almost surely, 2^5500511123 is an apocalyptic number.

5500511123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5500511123 is an equidigital number, since it uses as much as digits as its factorization.

5500511123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 5500511123 is about 74165.4307814631. The cubic root of 5500511123 is about 1765.2288460369.

Adding to 5500511123 its reverse (3211150055), we get a palindrome (8711661178).

The spelling of 5500511123 in words is "five billion, five hundred million, five hundred eleven thousand, one hundred twenty-three".