2071291 has 2 divisors, whose sum is σ = 2071292. Its totient is φ = 2071290.

The previous prime is 2071271. The next prime is 2071319. The reversal of 2071291 is 1921702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2071291 - 2⁵ = 2071259 is a prime.

It is not a weakly prime, because it can be changed into another prime (2071261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1035645 + 1035646.

It is an arithmetic number, because the mean of its divisors is an integer number (1035646).

2^2071291 is an apocalyptic number.

2071291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2071291 is an equidigital number, since it uses as much as digits as its factorization.

2071291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 2071291 is about 1439.1980405768. The cubic root of 2071291 is about 127.4716789589.

Adding to 2071291 its reverse (1921702), we get a palindrome (3992993).

The spelling of 2071291 in words is "two million, seventy-one thousand, two hundred ninety-one".