1443150981647 has 2 divisors, whose sum is σ = 1443150981648. Its totient is φ = 1443150981646.

The previous prime is 1443150981511. The next prime is 1443150981677. The reversal of 1443150981647 is 7461890513441.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1443150981647 - 2²⁸ = 1442882546191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1443150981677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721575490823 + 721575490824.

It is an arithmetic number, because the mean of its divisors is an integer number (721575490824).

Almost surely, 2^{1443150981647} is an apocalyptic number.

1443150981647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1443150981647 is an equidigital number, since it uses as much as digits as its factorization.

1443150981647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 1443150981647 in words is "one trillion, four hundred forty-three billion, one hundred fifty million, nine hundred eighty-one thousand, six hundred forty-seven".