52445543 has 16 divisors (see below), whose sum is σ = 57585600. Its totient is φ = 47604480.

The previous prime is 52445531. The next prime is 52445551. The reversal of 52445543 is 34554425.

It is not a de Polignac number, because 52445543 - 2⁸ = 52445287 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 (52445593) 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, 40043 + ... + 41331.

It is an arithmetic number, because the mean of its divisors is an integer number (3599100).

Almost surely, 2^52445543 is an apocalyptic number.

52445543 is a deficient number, since it is larger than the sum of its proper divisors (5140057).

52445543 is a wasteful number, since it uses less digits than its factorization.

52445543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402.

The product of its digits is 48000, while the sum is 32.

The square root of 52445543 is about 7241.9295080800. The cubic root of 52445543 is about 374.3141074204.

Adding to 52445543 its reverse (34554425), we get a palindrome (86999968).

The spelling of 52445543 in words is "fifty-two million, four hundred forty-five thousand, five hundred forty-three".