2195349089 has 2 divisors, whose sum is σ = 2195349090. Its totient is φ = 2195349088.

The previous prime is 2195349073. The next prime is 2195349109. The reversal of 2195349089 is 9809435912.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1445520400 + 749828689 = 38020^2 + 27383^2 .

It is a cyclic number.

It is not a de Polignac number, because 2195349089 - 2⁴ = 2195349073 is a prime.

It is not a weakly prime, because it can be changed into another prime (2195349389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1097674544 + 1097674545.

It is an arithmetic number, because the mean of its divisors is an integer number (1097674545).

Almost surely, 2^2195349089 is an apocalyptic number.

It is an amenable number.

2195349089 is a deficient number, since it is larger than the sum of its proper divisors (1).

2195349089 is an equidigital number, since it uses as much as digits as its factorization.

2195349089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 2195349089 is about 46854.5524895927. The cubic root of 2195349089 is about 1299.6742949325.

The spelling of 2195349089 in words is "two billion, one hundred ninety-five million, three hundred forty-nine thousand, eighty-nine".