1443134402161 has 16 divisors (see below), whose sum is σ = 1596706588800. Its totient is φ = 1298191771008.

The previous prime is 1443134402147. The next prime is 1443134402231. The reversal of 1443134402161 is 1612044313441.

It is a cyclic number.

It is not a de Polignac number, because 1443134402161 - 2¹⁹ = 1443133877873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1443134402261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11992566 + ... + 12112303.

It is an arithmetic number, because the mean of its divisors is an integer number (99794161800).

Almost surely, 2^{1443134402161} is an apocalyptic number.

It is an amenable number.

1443134402161 is a deficient number, since it is larger than the sum of its proper divisors (153572186639).

1443134402161 is a wasteful number, since it uses less digits than its factorization.

1443134402161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24105048.

The product of its (nonzero) digits is 27648, while the sum is 34.

The spelling of 1443134402161 in words is "one trillion, four hundred forty-three billion, one hundred thirty-four million, four hundred two thousand, one hundred sixty-one".