1302311122393 has 2 divisors, whose sum is σ = 1302311122394. Its totient is φ = 1302311122392.

The previous prime is 1302311122309. The next prime is 1302311122459. The reversal of 1302311122393 is 3932211132031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1286246320384 + 16064802009 = 1134128^2 + 126747^2 .

It is a cyclic number.

It is not a de Polignac number, because 1302311122393 - 2²⁵ = 1302277567961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1302311122303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651155561196 + 651155561197.

It is an arithmetic number, because the mean of its divisors is an integer number (651155561197).

Almost surely, 2^{1302311122393} is an apocalyptic number.

It is an amenable number.

1302311122393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302311122393 is an equidigital number, since it uses as much as digits as its factorization.

1302311122393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The spelling of 1302311122393 in words is "one trillion, three hundred two billion, three hundred eleven million, one hundred twenty-two thousand, three hundred ninety-three".