13531201043 has 2 divisors, whose sum is σ = 13531201044. Its totient is φ = 13531201042.

The previous prime is 13531200997. The next prime is 13531201049. The reversal of 13531201043 is 34010213531.

13531201043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13531201043 - 2¹⁰ = 13531200019 is a prime.

It is not a weakly prime, because it can be changed into another prime (13531201049) 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, 6765600521 + 6765600522.

It is an arithmetic number, because the mean of its divisors is an integer number (6765600522).

Almost surely, 2^13531201043 is an apocalyptic number.

13531201043 is a deficient number, since it is larger than the sum of its proper divisors (1).

13531201043 is an equidigital number, since it uses as much as digits as its factorization.

13531201043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 13531201043 its reverse (34010213531), we get a palindrome (47541414574).

The spelling of 13531201043 in words is "thirteen billion, five hundred thirty-one million, two hundred one thousand, forty-three".