68852543 has 2 divisors, whose sum is σ = 68852544. Its totient is φ = 68852542.

The previous prime is 68852521. The next prime is 68852621. The reversal of 68852543 is 34525886.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68852543 - 2⁶ = 68852479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68852543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68852843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34426271 + 34426272.

It is an arithmetic number, because the mean of its divisors is an integer number (34426272).

Almost surely, 2^68852543 is an apocalyptic number.

68852543 is a deficient number, since it is larger than the sum of its proper divisors (1).

68852543 is an equidigital number, since it uses as much as digits as its factorization.

68852543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 230400, while the sum is 41.

The square root of 68852543 is about 8297.7432474137. The cubic root of 68852543 is about 409.8642084515.

The spelling of 68852543 in words is "sixty-eight million, eight hundred fifty-two thousand, five hundred forty-three".