213301349 has 2 divisors, whose sum is σ = 213301350. Its totient is φ = 213301348.

The previous prime is 213301339. The next prime is 213301367. The reversal of 213301349 is 943103312.

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., 195720100 + 17581249 = 13990^2 + 4193^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213301349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213301339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106650674 + 106650675.

It is an arithmetic number, because the mean of its divisors is an integer number (106650675).

Almost surely, 2^213301349 is an apocalyptic number.

It is an amenable number.

213301349 is a deficient number, since it is larger than the sum of its proper divisors (1).

213301349 is an equidigital number, since it uses as much as digits as its factorization.

213301349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 213301349 is about 14604.8399169590. The cubic root of 213301349 is about 597.4907699770.

The spelling of 213301349 in words is "two hundred thirteen million, three hundred one thousand, three hundred forty-nine".