1447814860819 has 2 divisors, whose sum is σ = 1447814860820. Its totient is φ = 1447814860818.

The previous prime is 1447814860787. The next prime is 1447814860841. The reversal of 1447814860819 is 9180684187441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1447814860819 - 2⁵ = 1447814860787 is a prime.

It is a super-2 number, since 2×1447814860819² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1447814860619) 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, 723907430409 + 723907430410.

It is an arithmetic number, because the mean of its divisors is an integer number (723907430410).

Almost surely, 2^{1447814860819} is an apocalyptic number.

1447814860819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1447814860819 is an equidigital number, since it uses as much as digits as its factorization.

1447814860819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12386304, while the sum is 61.

The spelling of 1447814860819 in words is "one trillion, four hundred forty-seven billion, eight hundred fourteen million, eight hundred sixty thousand, eight hundred nineteen".