1443143017161 has 12 divisors (see below), whose sum is σ = 2109654853488. Its totient is φ = 950503834104.

The previous prime is 1443143017117. The next prime is 1443143017207. The reversal of 1443143017161 is 1617103413441.

1443143017161 is a `hidden beast` number, since 1 + 443 + 1 + 43 + 0 + 17 + 161 = 666.

It is not a de Polignac number, because 1443143017161 - 2¹³ = 1443143008969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1443143010161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 965958435 + ... + 965959928.

It is an arithmetic number, because the mean of its divisors is an integer number (175804571124).

Almost surely, 2^{1443143017161} is an apocalyptic number.

It is an amenable number.

1443143017161 is a deficient number, since it is larger than the sum of its proper divisors (666511836327).

1443143017161 is a wasteful number, since it uses less digits than its factorization.

1443143017161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1931918452 (or 1931918449 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 1443143017161 in words is "one trillion, four hundred forty-three billion, one hundred forty-three million, seventeen thousand, one hundred sixty-one".