52205243 has 2 divisors, whose sum is σ = 52205244. Its totient is φ = 52205242.

The previous prime is 52205221. The next prime is 52205267. The reversal of 52205243 is 34250225.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52205243 - 2¹⁰ = 52204219 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p_3125363 and since 52205243 and 3125363 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (52205213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26102621 + 26102622.

It is an arithmetic number, because the mean of its divisors is an integer number (26102622).

Almost surely, 2^52205243 is an apocalyptic number.

52205243 is a deficient number, since it is larger than the sum of its proper divisors (1).

52205243 is an equidigital number, since it uses as much as digits as its factorization.

52205243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 52205243 is about 7225.3195777073. The cubic root of 52205243 is about 373.7415426698.

Adding to 52205243 its reverse (34250225), we get a palindrome (86455468).

The spelling of 52205243 in words is "fifty-two million, two hundred five thousand, two hundred forty-three".