2041111291 has 2 divisors, whose sum is σ = 2041111292. Its totient is φ = 2041111290.

The previous prime is 2041111283. The next prime is 2041111343. The reversal of 2041111291 is 1921111402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2041111291 - 2³ = 2041111283 is a prime.

It is a super-2 number, since 2×2041111291² = 8332270604495373362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2041111201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020555645 + 1020555646.

It is an arithmetic number, because the mean of its divisors is an integer number (1020555646).

Almost surely, 2^2041111291 is an apocalyptic number.

2041111291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2041111291 is an equidigital number, since it uses as much as digits as its factorization.

2041111291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 2041111291 is about 45178.6596857410. The cubic root of 2041111291 is about 1268.4953952908.

Adding to 2041111291 its reverse (1921111402), we get a palindrome (3962222693).

It can be divided in two parts, 2041111 and 291, that added together give a palindrome (2041402).

The spelling of 2041111291 in words is "two billion, forty-one million, one hundred eleven thousand, two hundred ninety-one".