1408204888369 has 2 divisors, whose sum is σ = 1408204888370. Its totient is φ = 1408204888368.

The previous prime is 1408204888361. The next prime is 1408204888381. The reversal of 1408204888369 is 9638884028041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1244422798369 + 163782090000 = 1115537^2 + 404700^2 .

It is a cyclic number.

It is not a de Polignac number, because 1408204888369 - 2³ = 1408204888361 is a prime.

It is a super-2 number, since 2×1408204888369² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1408204888361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704102444184 + 704102444185.

It is an arithmetic number, because the mean of its divisors is an integer number (704102444185).

Almost surely, 2^{1408204888369} is an apocalyptic number.

It is an amenable number.

1408204888369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1408204888369 is an equidigital number, since it uses as much as digits as its factorization.

1408204888369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21233664, while the sum is 61.

The spelling of 1408204888369 in words is "one trillion, four hundred eight billion, two hundred four million, eight hundred eighty-eight thousand, three hundred sixty-nine".