304211053 has 2 divisors, whose sum is σ = 304211054. Its totient is φ = 304211052.

The previous prime is 304211051. The next prime is 304211069. The reversal of 304211053 is 350112403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165842884 + 138368169 = 12878^2 + 11763^2 .

It is a cyclic number.

It is not a de Polignac number, because 304211053 - 2¹ = 304211051 is a prime.

Together with 304211051, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 304211053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304211051) 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, 152105526 + 152105527.

It is an arithmetic number, because the mean of its divisors is an integer number (152105527).

Almost surely, 2^304211053 is an apocalyptic number.

It is an amenable number.

304211053 is a deficient number, since it is larger than the sum of its proper divisors (1).

304211053 is an equidigital number, since it uses as much as digits as its factorization.

304211053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 304211053 is about 17441.6470839196. The cubic root of 304211053 is about 672.5506495298.

Adding to 304211053 its reverse (350112403), we get a palindrome (654323456).

The spelling of 304211053 in words is "three hundred four million, two hundred eleven thousand, fifty-three".