133333199 has 2 divisors, whose sum is σ = 133333200. Its totient is φ = 133333198.

The previous prime is 133333181. The next prime is 133333223. The reversal of 133333199 is 991333331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133333199 - 2¹⁶ = 133267663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133333099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66666599 + 66666600.

It is an arithmetic number, because the mean of its divisors is an integer number (66666600).

Almost surely, 2^133333199 is an apocalyptic number.

133333199 is a deficient number, since it is larger than the sum of its proper divisors (1).

133333199 is an equidigital number, since it uses as much as digits as its factorization.

133333199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19683, while the sum is 35.

The square root of 133333199 is about 11546.9995669871. Note that the first 3 decimals coincide. The cubic root of 133333199 is about 510.8727833608.

The spelling of 133333199 in words is "one hundred thirty-three million, three hundred thirty-three thousand, one hundred ninety-nine".