1448419618109 has 2 divisors, whose sum is σ = 1448419618110. Its totient is φ = 1448419618108.

The previous prime is 1448419618103. The next prime is 1448419618111. The reversal of 1448419618109 is 9018169148441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1265055814009 + 183363804100 = 1124747^2 + 428210^2 .

It is a cyclic number.

It is not a de Polignac number, because 1448419618109 - 2¹² = 1448419614013 is a prime.

Together with 1448419618111, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1448419618103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724209809054 + 724209809055.

It is an arithmetic number, because the mean of its divisors is an integer number (724209809055).

Almost surely, 2^{1448419618109} is an apocalyptic number.

It is an amenable number.

1448419618109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1448419618109 is an equidigital number, since it uses as much as digits as its factorization.

1448419618109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1990656, while the sum is 56.

The spelling of 1448419618109 in words is "one trillion, four hundred forty-eight billion, four hundred nineteen million, six hundred eighteen thousand, one hundred nine".