1205852411419 has 2 divisors, whose sum is σ = 1205852411420. Its totient is φ = 1205852411418.

The previous prime is 1205852411389. The next prime is 1205852411461. The reversal of 1205852411419 is 9141142585021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1205852411419 - 2¹⁵ = 1205852378651 is a prime.

It is a super-2 number, since 2×1205852411419² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1205852411479) 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, 602926205709 + 602926205710.

It is an arithmetic number, because the mean of its divisors is an integer number (602926205710).

Almost surely, 2^{1205852411419} is an apocalyptic number.

1205852411419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1205852411419 is an equidigital number, since it uses as much as digits as its factorization.

1205852411419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 43.

The spelling of 1205852411419 in words is "one trillion, two hundred five billion, eight hundred fifty-two million, four hundred eleven thousand, four hundred nineteen".