12045120553 has 2 divisors, whose sum is σ = 12045120554. Its totient is φ = 12045120552.

The previous prime is 12045120511. The next prime is 12045120611. The reversal of 12045120553 is 35502154021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10589850649 + 1455269904 = 102907^2 + 38148^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12045120553 is a prime.

It is not a weakly prime, because it can be changed into another prime (12045120853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6022560276 + 6022560277.

It is an arithmetic number, because the mean of its divisors is an integer number (6022560277).

Almost surely, 2^12045120553 is an apocalyptic number.

It is an amenable number.

12045120553 is a deficient number, since it is larger than the sum of its proper divisors (1).

12045120553 is an equidigital number, since it uses as much as digits as its factorization.

12045120553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6000, while the sum is 28.

Adding to 12045120553 its reverse (35502154021), we get a palindrome (47547274574).

The spelling of 12045120553 in words is "twelve billion, forty-five million, one hundred twenty thousand, five hundred fifty-three".