683366543 has 2 divisors, whose sum is σ = 683366544. Its totient is φ = 683366542.

The previous prime is 683366539. The next prime is 683366569. The reversal of 683366543 is 345663386.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 683366543 - 2² = 683366539 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 683366494 and 683366503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (683366503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 341683271 + 341683272.

It is an arithmetic number, because the mean of its divisors is an integer number (341683272).

Almost surely, 2^683366543 is an apocalyptic number.

683366543 is a deficient number, since it is larger than the sum of its proper divisors (1).

683366543 is an equidigital number, since it uses as much as digits as its factorization.

683366543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 44.

The square root of 683366543 is about 26141.2804391828. The cubic root of 683366543 is about 880.8147340090.

The spelling of 683366543 in words is "six hundred eighty-three million, three hundred sixty-six thousand, five hundred forty-three".