1443130134461 has 2 divisors, whose sum is σ = 1443130134462. Its totient is φ = 1443130134460.

The previous prime is 1443130134421. The next prime is 1443130134493. The reversal of 1443130134461 is 1644310313441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1061075107225 + 382055027236 = 1030085^2 + 618106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1443130134461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1443130134421) 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, 721565067230 + 721565067231.

It is an arithmetic number, because the mean of its divisors is an integer number (721565067231).

Almost surely, 2^{1443130134461} is an apocalyptic number.

It is an amenable number.

1443130134461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1443130134461 is an equidigital number, since it uses as much as digits as its factorization.

1443130134461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 1443130134461 in words is "one trillion, four hundred forty-three billion, one hundred thirty million, one hundred thirty-four thousand, four hundred sixty-one".