206148799 has 2 divisors, whose sum is σ = 206148800. Its totient is φ = 206148798.

The previous prime is 206148781. The next prime is 206148809. The reversal of 206148799 is 997841602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 206148799 - 2¹⁷ = 206017727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (206148739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103074399 + 103074400.

It is an arithmetic number, because the mean of its divisors is an integer number (103074400).

Almost surely, 2^206148799 is an apocalyptic number.

206148799 is a deficient number, since it is larger than the sum of its proper divisors (1).

206148799 is an equidigital number, since it uses as much as digits as its factorization.

206148799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 206148799 is about 14357.8828174630. The cubic root of 206148799 is about 590.7362244701.

The spelling of 206148799 in words is "two hundred six million, one hundred forty-eight thousand, seven hundred ninety-nine".