2082972191 has 2 divisors, whose sum is σ = 2082972192. Its totient is φ = 2082972190.

The previous prime is 2082972173. The next prime is 2082972247. The reversal of 2082972191 is 1912792802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2082972191 - 2⁶ = 2082972127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2082972131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1041486095 + 1041486096.

It is an arithmetic number, because the mean of its divisors is an integer number (1041486096).

Almost surely, 2^2082972191 is an apocalyptic number.

2082972191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2082972191 is an equidigital number, since it uses as much as digits as its factorization.

2082972191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The square root of 2082972191 is about 45639.5901712537. The cubic root of 2082972191 is about 1277.1085839175.

The spelling of 2082972191 in words is "two billion, eighty-two million, nine hundred seventy-two thousand, one hundred ninety-one".