200543005237 has 2 divisors, whose sum is σ = 200543005238. Its totient is φ = 200543005236.

The previous prime is 200543005207. The next prime is 200543005381. The reversal of 200543005237 is 732500345002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191107991281 + 9435013956 = 437159^2 + 97134^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200543005237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200543005199 and 200543005208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200543005207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100271502618 + 100271502619.

It is an arithmetic number, because the mean of its divisors is an integer number (100271502619).

Almost surely, 2^200543005237 is an apocalyptic number.

It is an amenable number.

200543005237 is a deficient number, since it is larger than the sum of its proper divisors (1).

200543005237 is an equidigital number, since it uses as much as digits as its factorization.

200543005237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 31.

The spelling of 200543005237 in words is "two hundred billion, five hundred forty-three million, five thousand, two hundred thirty-seven".