1463441074661 has 2 divisors, whose sum is σ = 1463441074662. Its totient is φ = 1463441074660.

The previous prime is 1463441074577. The next prime is 1463441074663. The reversal of 1463441074661 is 1664701443641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1455750837025 + 7690237636 = 1206545^2 + 87694^2 .

It is a cyclic number.

It is not a de Polignac number, because 1463441074661 - 2²⁶ = 1463373965797 is a prime.

Together with 1463441074663, 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 (1463441074663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731720537330 + 731720537331.

It is an arithmetic number, because the mean of its divisors is an integer number (731720537331).

Almost surely, 2^{1463441074661} is an apocalyptic number.

It is an amenable number.

1463441074661 is a deficient number, since it is larger than the sum of its proper divisors (1).

1463441074661 is an equidigital number, since it uses as much as digits as its factorization.

1463441074661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 1463441074661 in words is "one trillion, four hundred sixty-three billion, four hundred forty-one million, seventy-four thousand, six hundred sixty-one".