5321406243 has 16 divisors (see below), whose sum is σ = 7346916000. Its totient is φ = 3421985280.

The previous prime is 5321406239. The next prime is 5321406253. The reversal of 5321406243 is 3426041235.

It is not a de Polignac number, because 5321406243 - 2² = 5321406239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5321406243.

It is not an unprimeable number, because it can be changed into a prime (5321406203) 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, 63483 + ... + 121131.

It is an arithmetic number, because the mean of its divisors is an integer number (459182250).

Almost surely, 2^5321406243 is an apocalyptic number.

5321406243 is a deficient number, since it is larger than the sum of its proper divisors (2025509757).

5321406243 is a wasteful number, since it uses less digits than its factorization.

5321406243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58742.

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 5321406243 is about 72947.9694234185. The cubic root of 5321406243 is about 1745.8575482531.

Adding to 5321406243 its reverse (3426041235), we get a palindrome (8747447478).

The spelling of 5321406243 in words is "five billion, three hundred twenty-one million, four hundred six thousand, two hundred forty-three".