1303020413 has 2 divisors, whose sum is σ = 1303020414. Its totient is φ = 1303020412.

The previous prime is 1303020409. The next prime is 1303020457. The reversal of 1303020413 is 3140203031.

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., 1230395929 + 72624484 = 35077^2 + 8522^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303020413 - 2² = 1303020409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1303020391 and 1303020400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303320413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651510206 + 651510207.

It is an arithmetic number, because the mean of its divisors is an integer number (651510207).

Almost surely, 2^1303020413 is an apocalyptic number.

It is an amenable number.

1303020413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303020413 is an equidigital number, since it uses as much as digits as its factorization.

1303020413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1303020413 is about 36097.3740457668. The cubic root of 1303020413 is about 1092.2374747411.

Adding to 1303020413 its reverse (3140203031), we get a palindrome (4443223444).

The spelling of 1303020413 in words is "one billion, three hundred three million, twenty thousand, four hundred thirteen".