1204214344309 has 2 divisors, whose sum is σ = 1204214344310. Its totient is φ = 1204214344308.

The previous prime is 1204214344253. The next prime is 1204214344337. The reversal of 1204214344309 is 9034434124021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 782688781809 + 421525562500 = 884697^2 + 649250^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204214344309 - 2²¹ = 1204212247157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1204214344349) 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, 602107172154 + 602107172155.

It is an arithmetic number, because the mean of its divisors is an integer number (602107172155).

Almost surely, 2^{1204214344309} is an apocalyptic number.

It is an amenable number.

1204214344309 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204214344309 is an equidigital number, since it uses as much as digits as its factorization.

1204214344309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 1204214344309 in words is "one trillion, two hundred four billion, two hundred fourteen million, three hundred forty-four thousand, three hundred nine".