1303420434413 has 2 divisors, whose sum is σ = 1303420434414. Its totient is φ = 1303420434412.

The previous prime is 1303420434401. The next prime is 1303420434497. The reversal of 1303420434413 is 3144340243031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1123180279204 + 180240155209 = 1059802^2 + 424547^2 .

It is a cyclic number.

It is not a de Polignac number, because 1303420434413 - 2¹² = 1303420430317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1303420434413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303420434313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651710217206 + 651710217207.

It is an arithmetic number, because the mean of its divisors is an integer number (651710217207).

Almost surely, 2^{1303420434413} is an apocalyptic number.

It is an amenable number.

1303420434413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303420434413 is an equidigital number, since it uses as much as digits as its factorization.

1303420434413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1303420434413 its reverse (3144340243031), we get a palindrome (4447760677444).

The spelling of 1303420434413 in words is "one trillion, three hundred three billion, four hundred twenty million, four hundred thirty-four thousand, four hundred thirteen".