1224045320053 has 4 divisors (see below), whose sum is σ = 1225637057260. Its totient is φ = 1222453582848.

The previous prime is 1224045320041. The next prime is 1224045320131. The reversal of 1224045320053 is 3500235404221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 702902822449 + 521142497604 = 838393^2 + 721902^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224045320053 - 2²¹ = 1224043222901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1224045319997 and 1224045320024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224045320153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795867450 + ... + 795868987.

It is an arithmetic number, because the mean of its divisors is an integer number (306409264315).

Almost surely, 2^{1224045320053} is an apocalyptic number.

It is an amenable number.

1224045320053 is a deficient number, since it is larger than the sum of its proper divisors (1591737207).

1224045320053 is an equidigital number, since it uses as much as digits as its factorization.

1224045320053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1591737206.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 1224045320053 in words is "one trillion, two hundred twenty-four billion, forty-five million, three hundred twenty thousand, fifty-three".