52318207 has 2 divisors, whose sum is σ = 52318208. Its totient is φ = 52318206.

The previous prime is 52318193. The next prime is 52318213. The reversal of 52318207 is 70281325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52318207 - 2¹⁹ = 51793919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52318237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26159103 + 26159104.

It is an arithmetic number, because the mean of its divisors is an integer number (26159104).

Almost surely, 2^52318207 is an apocalyptic number.

52318207 is a deficient number, since it is larger than the sum of its proper divisors (1).

52318207 is an equidigital number, since it uses as much as digits as its factorization.

52318207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 52318207 is about 7233.1325855400. The cubic root of 52318207 is about 374.0109212592.

It can be divided in two parts, 52318 and 207, that added together give a palindrome (52525).

The spelling of 52318207 in words is "fifty-two million, three hundred eighteen thousand, two hundred seven".