2006126103 has 4 divisors (see below), whose sum is σ = 2674834808. Its totient is φ = 1337417400.

The previous prime is 2006126071. The next prime is 2006126119. The reversal of 2006126103 is 3016216002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2006126103 - 2⁵ = 2006126071 is a prime.

It is a super-2 number, since 2×2006126103² = 8049083882275933218, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2006126103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006126173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334354348 + ... + 334354353.

It is an arithmetic number, because the mean of its divisors is an integer number (668708702).

Almost surely, 2^2006126103 is an apocalyptic number.

2006126103 is a deficient number, since it is larger than the sum of its proper divisors (668708705).

2006126103 is an equidigital number, since it uses as much as digits as its factorization.

2006126103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668708704.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2006126103 is about 44789.7990953297. The cubic root of 2006126103 is about 1261.2061397085.

It can be divided in two parts, 20061 and 26103, that added together give a palindrome (46164).

The spelling of 2006126103 in words is "two billion, six million, one hundred twenty-six thousand, one hundred three".