5243213553 has 16 divisors (see below), whose sum is σ = 7021291200. Its totient is φ = 3480332544.

The previous prime is 5243213531. The next prime is 5243213567. The reversal of 5243213553 is 3553123425.

It is not a de Polignac number, because 5243213553 - 2¹⁰ = 5243212529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5243213753) 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, 982350 + ... + 987672.

It is an arithmetic number, because the mean of its divisors is an integer number (438830700).

Almost surely, 2^5243213553 is an apocalyptic number.

It is an amenable number.

5243213553 is a deficient number, since it is larger than the sum of its proper divisors (1778077647).

5243213553 is a wasteful number, since it uses less digits than its factorization.

5243213553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6688.

The product of its digits is 54000, while the sum is 33.

The square root of 5243213553 is about 72410.0376536292. The cubic root of 5243213553 is about 1737.2641147469.

Adding to 5243213553 its reverse (3553123425), we get a palindrome (8796336978).

The spelling of 5243213553 in words is "five billion, two hundred forty-three million, two hundred thirteen thousand, five hundred fifty-three".