2126 has 4 divisors (see below), whose sum is σ = 3192. Its totient is φ = 1062.

The previous prime is 2113. The next prime is 2129. The reversal of 2126 is 6212.

2126 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.

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

It is a Curzon number.

It is a plaindrome in base 14.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number *n* which divided by its sum of digits gives 2126.

It is not an unprimeable number, because it can be changed into a prime (2129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530 + ... + 533.

It is an arithmetic number, because the mean of its divisors is an integer number (798).

2126 is a deficient number, since it is larger than the sum of its proper divisors (1066).

2126 is a wasteful number, since it uses less digits than its factorization.

2126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065.

The product of its digits is 24, while the sum is 11.

The square root of 2126 is about 46.1085675336. The cubic root of 2126 is about 12.8584243285.

Adding to 2126 its reverse (6212), we get a palindrome (8338).

It can be divided in two parts, 2 and 126, that multiplied together give a palindrome (252).

The spelling of 2126 in words is "two thousand, one hundred twenty-six".

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