1228250553143 has 2 divisors, whose sum is σ = 1228250553144. Its totient is φ = 1228250553142.

The previous prime is 1228250553133. The next prime is 1228250553193. The reversal of 1228250553143 is 3413550528221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1228250553143 - 2¹⁴ = 1228250536759 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1228250553143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1228250553133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 614125276571 + 614125276572.

It is an arithmetic number, because the mean of its divisors is an integer number (614125276572).

Almost surely, 2^{1228250553143} is an apocalyptic number.

1228250553143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1228250553143 is an equidigital number, since it uses as much as digits as its factorization.

1228250553143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 1228250553143 in words is "one trillion, two hundred twenty-eight billion, two hundred fifty million, five hundred fifty-three thousand, one hundred forty-three".