2006126641 has 2 divisors, whose sum is σ = 2006126642. Its totient is φ = 2006126640.

The previous prime is 2006126627. The next prime is 2006126719. The reversal of 2006126641 is 1466216002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1356080625 + 650046016 = 36825^2 + 25496^2 .

It is a cyclic number.

It is not a de Polignac number, because 2006126641 - 2¹³ = 2006118449 is a prime.

It is not a weakly prime, because it can be changed into another prime (2006126611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003063320 + 1003063321.

It is an arithmetic number, because the mean of its divisors is an integer number (1003063321).

Almost surely, 2^2006126641 is an apocalyptic number.

It is an amenable number.

2006126641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2006126641 is an equidigital number, since it uses as much as digits as its factorization.

2006126641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2006126641 is about 44789.8051011611. The cubic root of 2006126641 is about 1261.2062524513.

The spelling of 2006126641 in words is "two billion, six million, one hundred twenty-six thousand, six hundred forty-one".