2140273 has 2 divisors, whose sum is σ = 2140274. Its totient is φ = 2140272.

The previous prime is 2140267. The next prime is 2140279. The reversal of 2140273 is 3720412.

It is a balanced prime because it is at equal distance from previous prime (2140267) and next prime (2140279).

It can be written as a sum of positive squares in only one way, i.e., 2122849 + 17424 = 1457^2 + 132^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140273 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2140273.

It is not a weakly prime, because it can be changed into another prime (2140279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070136 + 1070137.

It is an arithmetic number, because the mean of its divisors is an integer number (1070137).

2^2140273 is an apocalyptic number.

It is an amenable number.

2140273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140273 is an equidigital number, since it uses as much as digits as its factorization.

2140273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 2140273 is about 1462.9671903361. The cubic root of 2140273 is about 128.8713538317.

Adding to 2140273 its reverse (3720412), we get a palindrome (5860685).

The spelling of 2140273 in words is "two million, one hundred forty thousand, two hundred seventy-three".