52443511 has 8 divisors (see below), whose sum is σ = 53512704. Its totient is φ = 51383640.

The previous prime is 52443491. The next prime is 52443527. The reversal of 52443511 is 11534425.

It is a happy number.

52443511 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52443511 - 2¹³ = 52435319 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 (52443581) 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 7 ways as a sum of consecutive naturals, for example, 9646 + ... + 14068.

It is an arithmetic number, because the mean of its divisors is an integer number (6689088).

Almost surely, 2^52443511 is an apocalyptic number.

52443511 is a deficient number, since it is larger than the sum of its proper divisors (1069193).

52443511 is a wasteful number, since it uses less digits than its factorization.

52443511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661.

The product of its digits is 2400, while the sum is 25.

The square root of 52443511 is about 7241.7892126187. The cubic root of 52443511 is about 374.3092730973.

Adding to 52443511 its reverse (11534425), we get a palindrome (63977936).

The spelling of 52443511 in words is "fifty-two million, four hundred forty-three thousand, five hundred eleven".