1304120413 has 2 divisors, whose sum is σ = 1304120414. Its totient is φ = 1304120412.

The previous prime is 1304120393. The next prime is 1304120417. The reversal of 1304120413 is 3140214031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 859838329 + 444282084 = 29323^2 + 21078^2 .

It is an emirp because it is prime and its reverse (3140214031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1304120413 - 2⁵ = 1304120381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1304120417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 652060206 + 652060207.

It is an arithmetic number, because the mean of its divisors is an integer number (652060207).

Almost surely, 2^1304120413 is an apocalyptic number.

It is an amenable number.

1304120413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1304120413 is an equidigital number, since it uses as much as digits as its factorization.

1304120413 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 1304120413 is about 36112.6073968635. The cubic root of 1304120413 is about 1092.5447411714.

Adding to 1304120413 its reverse (3140214031), we get a palindrome (4444334444).

The spelling of 1304120413 in words is "one billion, three hundred four million, one hundred twenty thousand, four hundred thirteen".