43198349 has 2 divisors, whose sum is σ = 43198350. Its totient is φ = 43198348.

The previous prime is 43198319. The next prime is 43198367. The reversal of 43198349 is 94389134.

43198349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42484324 + 714025 = 6518^2 + 845^2 .

It is a cyclic number.

It is not a de Polignac number, because 43198349 - 2⁸ = 43198093 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43198319) 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, 21599174 + 21599175.

It is an arithmetic number, because the mean of its divisors is an integer number (21599175).

Almost surely, 2^43198349 is an apocalyptic number.

It is an amenable number.

43198349 is a deficient number, since it is larger than the sum of its proper divisors (1).

43198349 is an equidigital number, since it uses as much as digits as its factorization.

43198349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The square root of 43198349 is about 6572.5450930366. The cubic root of 43198349 is about 350.8776585719.

The spelling of 43198349 in words is "forty-three million, one hundred ninety-eight thousand, three hundred forty-nine".