1204000849189 has 2 divisors, whose sum is σ = 1204000849190. Its totient is φ = 1204000849188.

The previous prime is 1204000849099. The next prime is 1204000849267. The reversal of 1204000849189 is 9819480004021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 825886541089 + 378114308100 = 908783^2 + 614910^2 .

It is an emirp because it is prime and its reverse (9819480004021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1204000849189 - 2¹³ = 1204000840997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204000849489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602000424594 + 602000424595.

It is an arithmetic number, because the mean of its divisors is an integer number (602000424595).

Almost surely, 2^{1204000849189} is an apocalyptic number.

It is an amenable number.

1204000849189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204000849189 is an equidigital number, since it uses as much as digits as its factorization.

1204000849189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 46.

The spelling of 1204000849189 in words is "one trillion, two hundred four billion, eight hundred forty-nine thousand, one hundred eighty-nine".