2067195187 has 2 divisors, whose sum is σ = 2067195188. Its totient is φ = 2067195186.

The previous prime is 2067195149. The next prime is 2067195191. The reversal of 2067195187 is 7815917602.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2067195187 is a prime.

It is not a weakly prime, because it can be changed into another prime (2067195107) 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, 1033597593 + 1033597594.

It is an arithmetic number, because the mean of its divisors is an integer number (1033597594).

Almost surely, 2^2067195187 is an apocalyptic number.

2067195187 is a deficient number, since it is larger than the sum of its proper divisors (1).

2067195187 is an equidigital number, since it uses as much as digits as its factorization.

2067195187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 46.

The square root of 2067195187 is about 45466.4182336810. The cubic root of 2067195187 is about 1273.8760181803.

The spelling of 2067195187 in words is "two billion, sixty-seven million, one hundred ninety-five thousand, one hundred eighty-seven".