5415043321 has 4 divisors (see below), whose sum is σ = 5415324772. Its totient is φ = 5414761872.

The previous prime is 5415043313. The next prime is 5415043343. The reversal of 5415043321 is 1233405145.

5415043321 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 4667622400 + 747420921 = 68320^2 + 27339^2 .

It is a cyclic number.

It is not a de Polignac number, because 5415043321 - 2³ = 5415043313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5415043321.

It is not an unprimeable number, because it can be changed into a prime (5415043121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109566 + ... + 151111.

It is an arithmetic number, because the mean of its divisors is an integer number (1353831193).

Almost surely, 2^5415043321 is an apocalyptic number.

It is an amenable number.

5415043321 is a deficient number, since it is larger than the sum of its proper divisors (281451).

5415043321 is a wasteful number, since it uses less digits than its factorization.

5415043321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281450.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 5415043321 is about 73586.9779308812. The cubic root of 5415043321 is about 1756.0382782711.

Adding to 5415043321 its reverse (1233405145), we get a palindrome (6648448466).

The spelling of 5415043321 in words is "five billion, four hundred fifteen million, forty-three thousand, three hundred twenty-one".