52066543 has 2 divisors, whose sum is σ = 52066544. Its totient is φ = 52066542.

The previous prime is 52066541. The next prime is 52066579. The reversal of 52066543 is 34566025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52066543 - 2¹ = 52066541 is a prime.

Together with 52066541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52066541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26033271 + 26033272.

It is an arithmetic number, because the mean of its divisors is an integer number (26033272).

Almost surely, 2^52066543 is an apocalyptic number.

52066543 is a deficient number, since it is larger than the sum of its proper divisors (1).

52066543 is an equidigital number, since it uses as much as digits as its factorization.

52066543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 52066543 is about 7215.7150026868. The cubic root of 52066543 is about 373.4102609509.

The spelling of 52066543 in words is "fifty-two million, sixty-six thousand, five hundred forty-three".