1353242005121 has 4 divisors (see below), whose sum is σ = 1372301751744. Its totient is φ = 1334182258500.

The previous prime is 1353242005081. The next prime is 1353242005127. The reversal of 1353242005121 is 1215002423531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1353242005121 - 2¹⁰ = 1353242004097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1353242005127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9529873205 + ... + 9529873346.

It is an arithmetic number, because the mean of its divisors is an integer number (343075437936).

Almost surely, 2^{1353242005121} is an apocalyptic number.

It is an amenable number.

1353242005121 is a deficient number, since it is larger than the sum of its proper divisors (19059746623).

1353242005121 is an equidigital number, since it uses as much as digits as its factorization.

1353242005121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19059746622.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 1353242005121 its reverse (1215002423531), we get a palindrome (2568244428652).

The spelling of 1353242005121 in words is "one trillion, three hundred fifty-three billion, two hundred forty-two million, five thousand, one hundred twenty-one".