1304104213 has 2 divisors, whose sum is σ = 1304104214. Its totient is φ = 1304104212.

The previous prime is 1304104211. The next prime is 1304104247. The reversal of 1304104213 is 3124014031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1263233764 + 40870449 = 35542^2 + 6393^2 .

It is a cyclic number.

It is not a de Polignac number, because 1304104213 - 2¹ = 1304104211 is a prime.

Together with 1304104211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1304104211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652052106 + 652052107.

It is an arithmetic number, because the mean of its divisors is an integer number (652052107).

Almost surely, 2^1304104213 is an apocalyptic number.

It is an amenable number.

1304104213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304104213 is an equidigital number, since it uses as much as digits as its factorization.

1304104213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1304104213 is about 36112.3830977686. The cubic root of 1304104213 is about 1092.5402172286.

Adding to 1304104213 its reverse (3124014031), we get a palindrome (4428118244).

The spelling of 1304104213 in words is "one billion, three hundred four million, one hundred four thousand, two hundred thirteen".