1421366353333 has 2 divisors, whose sum is σ = 1421366353334. Its totient is φ = 1421366353332.

The previous prime is 1421366353301. The next prime is 1421366353357. The reversal of 1421366353333 is 3333536631241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1122925941124 + 298440412209 = 1059682^2 + 546297^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421366353333 - 2⁵ = 1421366353301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1421366353333.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421366351333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710683176666 + 710683176667.

It is an arithmetic number, because the mean of its divisors is an integer number (710683176667).

Almost surely, 2^{1421366353333} is an apocalyptic number.

It is an amenable number.

1421366353333 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421366353333 is an equidigital number, since it uses as much as digits as its factorization.

1421366353333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 43.

The spelling of 1421366353333 in words is "one trillion, four hundred twenty-one billion, three hundred sixty-six million, three hundred fifty-three thousand, three hundred thirty-three".