199346101 has 2 divisors, whose sum is σ = 199346102. Its totient is φ = 199346100.

The previous prime is 199346099. The next prime is 199346111. The reversal of 199346101 is 101643991.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196280100 + 3066001 = 14010^2 + 1751^2 .

It is a cyclic number.

It is not a de Polignac number, because 199346101 - 2¹ = 199346099 is a prime.

Together with 199346099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199346111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99673050 + 99673051.

It is an arithmetic number, because the mean of its divisors is an integer number (99673051).

Almost surely, 2^199346101 is an apocalyptic number.

It is an amenable number.

199346101 is a deficient number, since it is larger than the sum of its proper divisors (1).

199346101 is an equidigital number, since it uses as much as digits as its factorization.

199346101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 199346101 is about 14118.9978752035. The cubic root of 199346101 is about 584.1655143627.

The spelling of 199346101 in words is "one hundred ninety-nine million, three hundred forty-six thousand, one hundred one".