4443143131187 has 2 divisors, whose sum is σ = 4443143131188. Its totient is φ = 4443143131186.

The previous prime is 4443143131117. The next prime is 4443143131223. The reversal of 4443143131187 is 7811313413444.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4443143131187 - 2²⁸ = 4442874695731 is a prime.

It is not a weakly prime, because it can be changed into another prime (4443143131117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221571565593 + 2221571565594.

It is an arithmetic number, because the mean of its divisors is an integer number (2221571565594).

Almost surely, 2^{4443143131187} is an apocalyptic number.

4443143131187 is a deficient number, since it is larger than the sum of its proper divisors (1).

4443143131187 is an equidigital number, since it uses as much as digits as its factorization.

4443143131187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 44.

The spelling of 4443143131187 in words is "four trillion, four hundred forty-three billion, one hundred forty-three million, one hundred thirty-one thousand, one hundred eighty-seven".