193345249 has 2 divisors, whose sum is σ = 193345250. Its totient is φ = 193345248.

The previous prime is 193345241. The next prime is 193345253. The reversal of 193345249 is 942543391.

193345249 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., 108576400 + 84768849 = 10420^2 + 9207^2 .

It is a cyclic number.

It is not a de Polignac number, because 193345249 - 2³ = 193345241 is a prime.

It is not a weakly prime, because it can be changed into another prime (193345241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96672624 + 96672625.

It is an arithmetic number, because the mean of its divisors is an integer number (96672625).

Almost surely, 2^193345249 is an apocalyptic number.

It is an amenable number.

193345249 is a deficient number, since it is larger than the sum of its proper divisors (1).

193345249 is an equidigital number, since it uses as much as digits as its factorization.

193345249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 40.

The square root of 193345249 is about 13904.8642208401. The cubic root of 193345249 is about 578.2440441253.

The spelling of 193345249 in words is "one hundred ninety-three million, three hundred forty-five thousand, two hundred forty-nine".