1447370340971 has 2 divisors, whose sum is σ = 1447370340972. Its totient is φ = 1447370340970.

The previous prime is 1447370340961. The next prime is 1447370341063. The reversal of 1447370340971 is 1790430737441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1447370340971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1447370340961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 723685170485 + 723685170486.

It is an arithmetic number, because the mean of its divisors is an integer number (723685170486).

Almost surely, 2^{1447370340971} is an apocalyptic number.

1447370340971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1447370340971 is an equidigital number, since it uses as much as digits as its factorization.

1447370340971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 50.

The spelling of 1447370340971 in words is "one trillion, four hundred forty-seven billion, three hundred seventy million, three hundred forty thousand, nine hundred seventy-one".