1053403220473 has 2 divisors, whose sum is σ = 1053403220474. Its totient is φ = 1053403220472.

The previous prime is 1053403220447. The next prime is 1053403220503. The reversal of 1053403220473 is 3740223043501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1052454395664 + 948824809 = 1025892^2 + 30803^2 .

It is a cyclic number.

It is not a de Polignac number, because 1053403220473 - 2²¹ = 1053401123321 is a prime.

It is a super-2 number, since 2×1053403220473² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1053403220173) 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, 526701610236 + 526701610237.

It is an arithmetic number, because the mean of its divisors is an integer number (526701610237).

Almost surely, 2^{1053403220473} is an apocalyptic number.

It is an amenable number.

1053403220473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053403220473 is an equidigital number, since it uses as much as digits as its factorization.

1053403220473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 34.

Adding to 1053403220473 its reverse (3740223043501), we get a palindrome (4793626263974).

The spelling of 1053403220473 in words is "one trillion, fifty-three billion, four hundred three million, two hundred twenty thousand, four hundred seventy-three".