443126082149 has 2 divisors, whose sum is σ = 443126082150. Its totient is φ = 443126082148.

The previous prime is 443126082103. The next prime is 443126082197. The reversal of 443126082149 is 941280621344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 370795744900 + 72330337249 = 608930^2 + 268943^2 .

It is a cyclic number.

It is not a de Polignac number, because 443126082149 - 2²⁴ = 443109304933 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (443126087149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221563041074 + 221563041075.

It is an arithmetic number, because the mean of its divisors is an integer number (221563041075).

Almost surely, 2^443126082149 is an apocalyptic number.

It is an amenable number.

443126082149 is a deficient number, since it is larger than the sum of its proper divisors (1).

443126082149 is an equidigital number, since it uses as much as digits as its factorization.

443126082149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 44.

The spelling of 443126082149 in words is "four hundred forty-three billion, one hundred twenty-six million, eighty-two thousand, one hundred forty-nine".