13143434653 has 16 divisors (see below), whose sum is σ = 14005956096. Its totient is φ = 12313566720.

The previous prime is 13143434651. The next prime is 13143434659. The reversal of 13143434653 is 35643434131.

It is a cyclic number.

It is not a de Polignac number, because 13143434653 - 2¹ = 13143434651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13143434651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107001 + ... + 194257.

It is an arithmetic number, because the mean of its divisors is an integer number (875372256).

Almost surely, 2^13143434653 is an apocalyptic number.

It is an amenable number.

13143434653 is a deficient number, since it is larger than the sum of its proper divisors (862521443).

13143434653 is a wasteful number, since it uses less digits than its factorization.

13143434653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87444.

The product of its digits is 155520, while the sum is 37.

Adding to 13143434653 its reverse (35643434131), we get a palindrome (48786868784).

The spelling of 13143434653 in words is "thirteen billion, one hundred forty-three million, four hundred thirty-four thousand, six hundred fifty-three".