199213067 has 2 divisors, whose sum is σ = 199213068. Its totient is φ = 199213066.

The previous prime is 199213057. The next prime is 199213073. The reversal of 199213067 is 760312991.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (760312991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199213067 - 2²² = 195018763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 199213067.

It is not a weakly prime, because it can be changed into another prime (199213057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99606533 + 99606534.

It is an arithmetic number, because the mean of its divisors is an integer number (99606534).

Almost surely, 2^199213067 is an apocalyptic number.

199213067 is a deficient number, since it is larger than the sum of its proper divisors (1).

199213067 is an equidigital number, since it uses as much as digits as its factorization.

199213067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 38.

The square root of 199213067 is about 14114.2859188837. The cubic root of 199213067 is about 584.0355374556.

The spelling of 199213067 in words is "one hundred ninety-nine million, two hundred thirteen thousand, sixty-seven".