206248039 has 2 divisors, whose sum is σ = 206248040. Its totient is φ = 206248038.

The previous prime is 206248033. The next prime is 206248057. The reversal of 206248039 is 930842602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206248039 - 2¹⁵ = 206215271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 206247995 and 206248013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206248033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103124019 + 103124020.

It is an arithmetic number, because the mean of its divisors is an integer number (103124020).

Almost surely, 2^206248039 is an apocalyptic number.

206248039 is a deficient number, since it is larger than the sum of its proper divisors (1).

206248039 is an equidigital number, since it uses as much as digits as its factorization.

206248039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 206248039 is about 14361.3383429261. The cubic root of 206248039 is about 590.8310027054.

The spelling of 206248039 in words is "two hundred six million, two hundred forty-eight thousand, thirty-nine".