5551123113 has 12 divisors (see below), whose sum is σ = 8019515140. Its totient is φ = 3700182816.

The previous prime is 5551123093. The next prime is 5551123121. The reversal of 5551123113 is 3113211555.

5551123113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1376929449 + 4174193664 = 37107^2 + 64608^2 .

It is not a de Polignac number, because 5551123113 - 2¹⁰ = 5551122089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5551123813) 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 11 ways as a sum of consecutive naturals, for example, 19995 + ... + 107247.

Almost surely, 2^5551123113 is an apocalyptic number.

It is an amenable number.

5551123113 is a deficient number, since it is larger than the sum of its proper divisors (2468392027).

5551123113 is a wasteful number, since it uses less digits than its factorization.

5551123113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94328 (or 94325 counting only the distinct ones).

The product of its digits is 2250, while the sum is 27.

The square root of 5551123113 is about 74505.8595883572. The cubic root of 5551123113 is about 1770.6264726770.

Adding to 5551123113 its reverse (3113211555), we get a palindrome (8664334668).

The spelling of 5551123113 in words is "five billion, five hundred fifty-one million, one hundred twenty-three thousand, one hundred thirteen".