4991006941 has 2 divisors, whose sum is σ = 4991006942. Its totient is φ = 4991006940.

The previous prime is 4991006893. The next prime is 4991006987. The reversal of 4991006941 is 1496001994.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4870644100 + 120362841 = 69790^2 + 10971^2 .

It is a cyclic number.

It is not a de Polignac number, because 4991006941 - 2²⁷ = 4856789213 is a prime.

It is a super-2 number, since 2×4991006941² = 49820300570220354962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4991000941) 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, 2495503470 + 2495503471.

It is an arithmetic number, because the mean of its divisors is an integer number (2495503471).

Almost surely, 2^4991006941 is an apocalyptic number.

It is an amenable number.

4991006941 is a deficient number, since it is larger than the sum of its proper divisors (1).

4991006941 is an equidigital number, since it uses as much as digits as its factorization.

4991006941 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 4991006941 is about 70647.0589692168. The cubic root of 4991006941 is about 1708.9501371145.

The spelling of 4991006941 in words is "four billion, nine hundred ninety-one million, six thousand, nine hundred forty-one".