5443315253 has 4 divisors (see below), whose sum is σ = 5445197100. Its totient is φ = 5441433408.

The previous prime is 5443315249. The next prime is 5443315271. The reversal of 5443315253 is 3525133445.

It is a happy number.

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 239568484 + 5203746769 = 15478^2 + 72137^2 .

It is a cyclic number.

It is not a de Polignac number, because 5443315253 - 2² = 5443315249 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5443311253) 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, 936578 + ... + 942371.

It is an arithmetic number, because the mean of its divisors is an integer number (1361299275).

Almost surely, 2^5443315253 is an apocalyptic number.

It is an amenable number.

5443315253 is a deficient number, since it is larger than the sum of its proper divisors (1881847).

5443315253 is a wasteful number, since it uses less digits than its factorization.

5443315253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881846.

The product of its digits is 108000, while the sum is 35.

The square root of 5443315253 is about 73778.8265900184. The cubic root of 5443315253 is about 1759.0890659874.

Adding to 5443315253 its reverse (3525133445), we get a palindrome (8968448698).

The spelling of 5443315253 in words is "five billion, four hundred forty-three million, three hundred fifteen thousand, two hundred fifty-three".