1053221105393 has 2 divisors, whose sum is σ = 1053221105394. Its totient is φ = 1053221105392.

The previous prime is 1053221105243. The next prime is 1053221105399. The reversal of 1053221105393 is 3935011223501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 599676774544 + 453544330849 = 774388^2 + 673457^2 .

It is a cyclic number.

It is not a de Polignac number, because 1053221105393 - 2¹⁸ = 1053220843249 is a prime.

It is a super-2 number, since 2×1053221105393² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1053221105399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526610552696 + 526610552697.

It is an arithmetic number, because the mean of its divisors is an integer number (526610552697).

Almost surely, 2^{1053221105393} is an apocalyptic number.

It is an amenable number.

1053221105393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053221105393 is an equidigital number, since it uses as much as digits as its factorization.

1053221105393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 35.

Adding to 1053221105393 its reverse (3935011223501), we get a palindrome (4988232328894).

The spelling of 1053221105393 in words is "one trillion, fifty-three billion, two hundred twenty-one million, one hundred five thousand, three hundred ninety-three".