1353242420399 has 2 divisors, whose sum is σ = 1353242420400. Its totient is φ = 1353242420398.

The previous prime is 1353242420357. The next prime is 1353242420443. The reversal of 1353242420399 is 9930242423531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1353242420399 - 2⁸ = 1353242420143 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1353242420599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676621210199 + 676621210200.

It is an arithmetic number, because the mean of its divisors is an integer number (676621210200).

Almost surely, 2^{1353242420399} is an apocalyptic number.

1353242420399 is a deficient number, since it is larger than the sum of its proper divisors (1).

1353242420399 is an equidigital number, since it uses as much as digits as its factorization.

1353242420399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 1353242420399 in words is "one trillion, three hundred fifty-three billion, two hundred forty-two million, four hundred twenty thousand, three hundred ninety-nine".