206739459103 has 2 divisors, whose sum is σ = 206739459104. Its totient is φ = 206739459102.

The previous prime is 206739459061. The next prime is 206739459107. The reversal of 206739459103 is 301954937602.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206739459103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206739459107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103369729551 + 103369729552.

It is an arithmetic number, because the mean of its divisors is an integer number (103369729552).

Almost surely, 2^206739459103 is an apocalyptic number.

206739459103 is a deficient number, since it is larger than the sum of its proper divisors (1).

206739459103 is an equidigital number, since it uses as much as digits as its factorization.

206739459103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 49.

The spelling of 206739459103 in words is "two hundred six billion, seven hundred thirty-nine million, four hundred fifty-nine thousand, one hundred three".