1463506711081 has 2 divisors, whose sum is σ = 1463506711082. Its totient is φ = 1463506711080.

The previous prime is 1463506711039. The next prime is 1463506711127. The reversal of 1463506711081 is 1801176053641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 981615285225 + 481891425856 = 990765^2 + 694184^2 .

It is a cyclic number.

It is not a de Polignac number, because 1463506711081 - 2¹¹ = 1463506709033 is a prime.

It is a super-3 number, since 3×1463506711081³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (1463506711481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731753355540 + 731753355541.

It is an arithmetic number, because the mean of its divisors is an integer number (731753355541).

Almost surely, 2^{1463506711081} is an apocalyptic number.

It is an amenable number.

1463506711081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1463506711081 is an equidigital number, since it uses as much as digits as its factorization.

1463506711081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 1463506711081 in words is "one trillion, four hundred sixty-three billion, five hundred six million, seven hundred eleven thousand, eighty-one".