4211340191 has 2 divisors, whose sum is σ = 4211340192. Its totient is φ = 4211340190.

The previous prime is 4211340187. The next prime is 4211340223. The reversal of 4211340191 is 1910431124.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4211340191 - 2² = 4211340187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4211340191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4211340131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2105670095 + 2105670096.

It is an arithmetic number, because the mean of its divisors is an integer number (2105670096).

Almost surely, 2^4211340191 is an apocalyptic number.

4211340191 is a deficient number, since it is larger than the sum of its proper divisors (1).

4211340191 is an equidigital number, since it uses as much as digits as its factorization.

4211340191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 4211340191 is about 64894.8394789601. The cubic root of 4211340191 is about 1614.8794512992.

The spelling of 4211340191 in words is "four billion, two hundred eleven million, three hundred forty thousand, one hundred ninety-one".