353105213 has 2 divisors, whose sum is σ = 353105214. Its totient is φ = 353105212.

The previous prime is 353105197. The next prime is 353105227. The reversal of 353105213 is 312501353.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 345476569 + 7628644 = 18587^2 + 2762^2 .

It is a cyclic number.

It is not a de Polignac number, because 353105213 - 2⁴ = 353105197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (353105813) 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, 176552606 + 176552607.

It is an arithmetic number, because the mean of its divisors is an integer number (176552607).

Almost surely, 2^353105213 is an apocalyptic number.

It is an amenable number.

353105213 is a deficient number, since it is larger than the sum of its proper divisors (1).

353105213 is an equidigital number, since it uses as much as digits as its factorization.

353105213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 353105213 is about 18791.0939809262. The cubic root of 353105213 is about 706.8078697850.

Adding to 353105213 its reverse (312501353), we get a palindrome (665606566).

The spelling of 353105213 in words is "three hundred fifty-three million, one hundred five thousand, two hundred thirteen".