443114149 has 2 divisors, whose sum is σ = 443114150. Its totient is φ = 443114148.

The previous prime is 443114141. The next prime is 443114207. The reversal of 443114149 is 941411344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 426711649 + 16402500 = 20657^2 + 4050^2 .

It is a cyclic number.

It is not a de Polignac number, because 443114149 - 2³ = 443114141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 443114149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (443114141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221557074 + 221557075.

It is an arithmetic number, because the mean of its divisors is an integer number (221557075).

Almost surely, 2^443114149 is an apocalyptic number.

It is an amenable number.

443114149 is a deficient number, since it is larger than the sum of its proper divisors (1).

443114149 is an equidigital number, since it uses as much as digits as its factorization.

443114149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 31.

The square root of 443114149 is about 21050.2766965187. The cubic root of 443114149 is about 762.3806633628.

The spelling of 443114149 in words is "four hundred forty-three million, one hundred fourteen thousand, one hundred forty-nine".