1447912333457 has 2 divisors, whose sum is σ = 1447912333458. Its totient is φ = 1447912333456.

The previous prime is 1447912333397. The next prime is 1447912333489. The reversal of 1447912333457 is 7543332197441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 893310412801 + 554601920656 = 945151^2 + 744716^2 .

It is a cyclic number.

It is not a de Polignac number, because 1447912333457 - 2⁸ = 1447912333201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1447912333399 and 1447912333408.

It is not a weakly prime, because it can be changed into another prime (1447912323457) 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, 723956166728 + 723956166729.

It is an arithmetic number, because the mean of its divisors is an integer number (723956166729).

Almost surely, 2^{1447912333457} is an apocalyptic number.

It is an amenable number.

1447912333457 is a deficient number, since it is larger than the sum of its proper divisors (1).

1447912333457 is an equidigital number, since it uses as much as digits as its factorization.

1447912333457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 53.

The spelling of 1447912333457 in words is "one trillion, four hundred forty-seven billion, nine hundred twelve million, three hundred thirty-three thousand, four hundred fifty-seven".