1464303645481 has 2 divisors, whose sum is σ = 1464303645482. Its totient is φ = 1464303645480.

The previous prime is 1464303645463. The next prime is 1464303645527. The reversal of 1464303645481 is 1845463034641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 970010281881 + 494293363600 = 984891^2 + 703060^2 .

It is a cyclic number.

It is not a de Polignac number, because 1464303645481 - 2¹¹ = 1464303643433 is a prime.

It is a super-2 number, since 2×1464303645481² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1464303648481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732151822740 + 732151822741.

It is an arithmetic number, because the mean of its divisors is an integer number (732151822741).

Almost surely, 2^{1464303645481} is an apocalyptic number.

It is an amenable number.

1464303645481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1464303645481 is an equidigital number, since it uses as much as digits as its factorization.

1464303645481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 1464303645481 in words is "one trillion, four hundred sixty-four billion, three hundred three million, six hundred forty-five thousand, four hundred eighty-one".