1413221420789 has 2 divisors, whose sum is σ = 1413221420790. Its totient is φ = 1413221420788.

The previous prime is 1413221420773. The next prime is 1413221420803. The reversal of 1413221420789 is 9870241223141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1123822611025 + 289398809764 = 1060105^2 + 537958^2 .

It is a cyclic number.

It is not a de Polignac number, because 1413221420789 - 2⁴ = 1413221420773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1413221420729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706610710394 + 706610710395.

It is an arithmetic number, because the mean of its divisors is an integer number (706610710395).

Almost surely, 2^{1413221420789} is an apocalyptic number.

It is an amenable number.

1413221420789 is a deficient number, since it is larger than the sum of its proper divisors (1).

1413221420789 is an equidigital number, since it uses as much as digits as its factorization.

1413221420789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 1413221420789 in words is "one trillion, four hundred thirteen billion, two hundred twenty-one million, four hundred twenty thousand, seven hundred eighty-nine".