200056543 has 2 divisors, whose sum is σ = 200056544. Its totient is φ = 200056542.

The previous prime is 200056531. The next prime is 200056559. The reversal of 200056543 is 345650002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200056543 is a prime.

It is a super-2 number, since 2×200056543² = 80045240794221698, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200056513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100028271 + 100028272.

It is an arithmetic number, because the mean of its divisors is an integer number (100028272).

Almost surely, 2^200056543 is an apocalyptic number.

200056543 is a deficient number, since it is larger than the sum of its proper divisors (1).

200056543 is an equidigital number, since it uses as much as digits as its factorization.

200056543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 200056543 is about 14144.1345793937. The cubic root of 200056543 is about 584.8586533615.

The spelling of 200056543 in words is "two hundred million, fifty-six thousand, five hundred forty-three".