1244106155143 has 2 divisors, whose sum is σ = 1244106155144. Its totient is φ = 1244106155142.

The previous prime is 1244106155107. The next prime is 1244106155161. The reversal of 1244106155143 is 3415516014421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1244106155143 - 2¹⁷ = 1244106024071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244106155543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622053077571 + 622053077572.

It is an arithmetic number, because the mean of its divisors is an integer number (622053077572).

Almost surely, 2^{1244106155143} is an apocalyptic number.

1244106155143 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244106155143 is an equidigital number, since it uses as much as digits as its factorization.

1244106155143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 1244106155143 in words is "one trillion, two hundred forty-four billion, one hundred six million, one hundred fifty-five thousand, one hundred forty-three".