5123305505 has 4 divisors (see below), whose sum is σ = 6147966612. Its totient is φ = 4098644400.

The previous prime is 5123305501. The next prime is 5123305513. The reversal of 5123305505 is 5055033215.

5123305505 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1769969041 + 3353336464 = 42071^2 + 57908^2 .

It is not a de Polignac number, because 5123305505 - 2² = 5123305501 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5123305501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512330546 + ... + 512330555.

It is an arithmetic number, because the mean of its divisors is an integer number (1536991653).

Almost surely, 2^5123305505 is an apocalyptic number.

It is an amenable number.

5123305505 is a deficient number, since it is larger than the sum of its proper divisors (1024661107).

5123305505 is a wasteful number, since it uses less digits than its factorization.

5123305505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024661106.

The product of its (nonzero) digits is 11250, while the sum is 29.

The square root of 5123305505 is about 71577.2694715299. The cubic root of 5123305505 is about 1723.9185834124.

The spelling of 5123305505 in words is "five billion, one hundred twenty-three million, three hundred five thousand, five hundred five".