52453321 has 4 divisors (see below), whose sum is σ = 52468612. Its totient is φ = 52438032.

The previous prime is 52453273. The next prime is 52453337. The reversal of 52453321 is 12335425.

52453321 is digitally balanced in base 2, 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 25361296 + 27092025 = 5036^2 + 5205^2 .

It is a cyclic number.

It is not a de Polignac number, because 52453321 - 2⁹ = 52452809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52453361) 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, 151 + ... + 10243.

It is an arithmetic number, because the mean of its divisors is an integer number (13117153).

Almost surely, 2^52453321 is an apocalyptic number.

It is an amenable number.

52453321 is a deficient number, since it is larger than the sum of its proper divisors (15291).

52453321 is a wasteful number, since it uses less digits than its factorization.

52453321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15290.

The product of its digits is 3600, while the sum is 25.

The square root of 52453321 is about 7242.4664997499. The cubic root of 52453321 is about 374.3326108752.

Adding to 52453321 its reverse (12335425), we get a palindrome (64788746).

The spelling of 52453321 in words is "fifty-two million, four hundred fifty-three thousand, three hundred twenty-one".