2140267 has 2 divisors, whose sum is σ = 2140268. Its totient is φ = 2140266.

The previous prime is 2140253. The next prime is 2140273. The reversal of 2140267 is 7620412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2140267 - 2⁷ = 2140139 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (2140207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070133 + 1070134.

It is an arithmetic number, because the mean of its divisors is an integer number (1070134).

2^2140267 is an apocalyptic number.

2140267 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140267 is an equidigital number, since it uses as much as digits as its factorization.

2140267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 2140267 is about 1462.9651397077. The cubic root of 2140267 is about 128.8712334065.

Adding to 2140267 its reverse (7620412), we get a palindrome (9760679).

The spelling of 2140267 in words is "two million, one hundred forty thousand, two hundred sixty-seven".