1306056030203 has 2 divisors, whose sum is σ = 1306056030204. Its totient is φ = 1306056030202.

The previous prime is 1306056030179. The next prime is 1306056030211. The reversal of 1306056030203 is 3020306506031.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3020306506031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1306056030203 - 2³⁴ = 1288876161019 is a prime.

It is not a weakly prime, because it can be changed into another prime (1306056030283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653028015101 + 653028015102.

It is an arithmetic number, because the mean of its divisors is an integer number (653028015102).

Almost surely, 2^{1306056030203} is an apocalyptic number.

1306056030203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1306056030203 is an equidigital number, since it uses as much as digits as its factorization.

1306056030203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 29.

The spelling of 1306056030203 in words is "one trillion, three hundred six billion, fifty-six million, thirty thousand, two hundred three".