1451304163073 has 2 divisors, whose sum is σ = 1451304163074. Its totient is φ = 1451304163072.

The previous prime is 1451304163051. The next prime is 1451304163097. The reversal of 1451304163073 is 3703614031541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1416749814529 + 34554348544 = 1190273^2 + 185888^2 .

It is a cyclic number.

It is not a de Polignac number, because 1451304163073 - 2²⁶ = 1451237054209 is a prime.

It is not a weakly prime, because it can be changed into another prime (1451304163373) 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, 725652081536 + 725652081537.

It is an arithmetic number, because the mean of its divisors is an integer number (725652081537).

Almost surely, 2^{1451304163073} is an apocalyptic number.

It is an amenable number.

1451304163073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1451304163073 is an equidigital number, since it uses as much as digits as its factorization.

1451304163073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 1451304163073 in words is "one trillion, four hundred fifty-one billion, three hundred four million, one hundred sixty-three thousand, seventy-three".