1204325191 has 2 divisors, whose sum is σ = 1204325192. Its totient is φ = 1204325190.

The previous prime is 1204325183. The next prime is 1204325219. The reversal of 1204325191 is 1915234021.

It is an a-pointer prime, because the next prime (1204325219) can be obtained adding 1204325191 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1204325191 - 2³ = 1204325183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204320191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602162595 + 602162596.

It is an arithmetic number, because the mean of its divisors is an integer number (602162596).

Almost surely, 2^1204325191 is an apocalyptic number.

1204325191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204325191 is an equidigital number, since it uses as much as digits as its factorization.

1204325191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1204325191 is about 34703.3887538379. The cubic root of 1204325191 is about 1063.9337609163.

The spelling of 1204325191 in words is "one billion, two hundred four million, three hundred twenty-five thousand, one hundred ninety-one".