303030349 has 2 divisors, whose sum is σ = 303030350. Its totient is φ = 303030348.

The previous prime is 303030341. The next prime is 303030361. The reversal of 303030349 is 943030303.

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., 154629225 + 148401124 = 12435^2 + 12182^2 .

It is a cyclic number.

It is not a de Polignac number, because 303030349 - 2³ = 303030341 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (303030341) 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, 151515174 + 151515175.

It is an arithmetic number, because the mean of its divisors is an integer number (151515175).

Almost surely, 2^303030349 is an apocalyptic number.

It is an amenable number.

303030349 is a deficient number, since it is larger than the sum of its proper divisors (1).

303030349 is an equidigital number, since it uses as much as digits as its factorization.

303030349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 25.

The square root of 303030349 is about 17407.7669159488. The cubic root of 303030349 is about 671.6794201786.

The spelling of 303030349 in words is "three hundred three million, thirty thousand, three hundred forty-nine".