2051267 has 2 divisors, whose sum is σ = 2051268. Its totient is φ = 2051266.

The previous prime is 2051263. The next prime is 2051279. The reversal of 2051267 is 7621502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2051267 - 2² = 2051263 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2051263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025633 + 1025634.

It is an arithmetic number, because the mean of its divisors is an integer number (1025634).

2^2051267 is an apocalyptic number.

2051267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2051267 is an equidigital number, since it uses as much as digits as its factorization.

2051267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2051267 is about 1432.2244935763. The cubic root of 2051267 is about 127.0595748354.

Adding to 2051267 its reverse (7621502), we get a palindrome (9672769).

The spelling of 2051267 in words is "two million, fifty-one thousand, two hundred sixty-seven".