2126273 has 2 divisors, whose sum is σ = 2126274. Its totient is φ = 2126272.

The previous prime is 2126269. The next prime is 2126297. The reversal of 2126273 is 3726212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1803649 + 322624 = 1343^2 + 568^2 .

It is a cyclic number.

It is not a de Polignac number, because 2126273 - 2² = 2126269 is a prime.

It is an Ulam number.

It is a plaindrome in base 11.

It is not a weakly prime, because it can be changed into another prime (2126203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063136 + 1063137.

It is an arithmetic number, because the mean of its divisors is an integer number (1063137).

2^2126273 is an apocalyptic number.

It is an amenable number.

2126273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2126273 is an equidigital number, since it uses as much as digits as its factorization.

2126273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 23.

The square root of 2126273 is about 1458.1745437361. The cubic root of 2126273 is about 128.5897468903.

The spelling of 2126273 in words is "two million, one hundred twenty-six thousand, two hundred seventy-three".