52306543 has 2 divisors, whose sum is σ = 52306544. Its totient is φ = 52306542.

The previous prime is 52306511. The next prime is 52306549. The reversal of 52306543 is 34560325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52306543 - 2⁵ = 52306511 is a prime.

It is a super-2 number, since 2×52306543² = 5471948881221698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52306549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26153271 + 26153272.

It is an arithmetic number, because the mean of its divisors is an integer number (26153272).

Almost surely, 2^52306543 is an apocalyptic number.

52306543 is a deficient number, since it is larger than the sum of its proper divisors (1).

52306543 is an equidigital number, since it uses as much as digits as its factorization.

52306543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 52306543 is about 7232.3262509375. The cubic root of 52306543 is about 373.9831247688.

Adding to 52306543 its reverse (34560325), we get a palindrome (86866868).

The spelling of 52306543 in words is "fifty-two million, three hundred six thousand, five hundred forty-three".