13143453203403 has 20 divisors (see below), whose sum is σ = 19634635152000. Its totient is φ = 8762039823312.

The previous prime is 13143453203401. The next prime is 13143453203467. The reversal of 13143453203403 is 30430235434131.

13143453203403 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 3 + 45 + 3 + 203 + 403 = 666.

It is not a de Polignac number, because 13143453203403 - 2¹ = 13143453203401 is a prime.

It is a super-2 number, since 2×13143453203403² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13143453203401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 312598 + ... + 5136596.

It is an arithmetic number, because the mean of its divisors is an integer number (981731757600).

Almost surely, 2^{13143453203403} is an apocalyptic number.

13143453203403 is a deficient number, since it is larger than the sum of its proper divisors (6491181948597).

13143453203403 is an equidigital number, since it uses as much as digits as its factorization.

13143453203403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4857648 (or 4857639 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 13143453203403 its reverse (30430235434131), we get a palindrome (43573688637534).

The spelling of 13143453203403 in words is "thirteen trillion, one hundred forty-three billion, four hundred fifty-three million, two hundred three thousand, four hundred three".