205070699 has 2 divisors, whose sum is σ = 205070700. Its totient is φ = 205070698.

The previous prime is 205070681. The next prime is 205070717. The reversal of 205070699 is 996070502.

It is a balanced prime because it is at equal distance from previous prime (205070681) and next prime (205070717).

It is a cyclic number.

It is not a de Polignac number, because 205070699 - 2²⁰ = 204022123 is a prime.

It is not a weakly prime, because it can be changed into another prime (205070659) 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, 102535349 + 102535350.

It is an arithmetic number, because the mean of its divisors is an integer number (102535350).

Almost surely, 2^205070699 is an apocalyptic number.

205070699 is a deficient number, since it is larger than the sum of its proper divisors (1).

205070699 is an equidigital number, since it uses as much as digits as its factorization.

205070699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 205070699 is about 14320.2897666213. The cubic root of 205070699 is about 589.7046295168.

The spelling of 205070699 in words is "two hundred five million, seventy thousand, six hundred ninety-nine".