5505124121 has 16 divisors (see below), whose sum is σ = 6361555200. Its totient is φ = 4666318848.

The previous prime is 5505124091. The next prime is 5505124159. The reversal of 5505124121 is 1214215055.

It is a cyclic number.

It is not a de Polignac number, because 5505124121 - 2³⁰ = 4431382297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5505124421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549485 + ... + 559413.

It is an arithmetic number, because the mean of its divisors is an integer number (397597200).

Almost surely, 2^5505124121 is an apocalyptic number.

It is an amenable number.

5505124121 is a deficient number, since it is larger than the sum of its proper divisors (856431079).

5505124121 is a wasteful number, since it uses less digits than its factorization.

5505124121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10808.

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 5505124121 is about 74196.5236449795. The cubic root of 5505124121 is about 1765.7221772712.

Adding to 5505124121 its reverse (1214215055), we get a palindrome (6719339176).

The spelling of 5505124121 in words is "five billion, five hundred five million, one hundred twenty-four thousand, one hundred twenty-one".